Home / 30,789,770,148,452-42,493,525,414,020-18,289,549,575,874

Finding the Fourth Proportional to 30,789,770,148,452, 42,493,525,414,020 and 18,289,549,575,874

Calculator

Solution

The fourth proportional to 30,789,770,148,452, 42,493,525,414,020 and 18,289,549,575,874 is: 25,241,742,174,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,789,770,148,452 : 42,493,525,414,020 = 18,289,549,575,874 : x
  2. Step 2: Convert to fraction form
    30,789,770,148,452/42,493,525,414,020 = 18,289,549,575,874/x
  3. Step 3: Cross multiply
    30,789,770,148,452x = 42,493,525,414,020 × 18,289,549,575,874
  4. Step 4: Simplify right side
    30,789,770,148,452x = 777,187,439,713,380,481,468,727,296
  5. Step 5: Solve for x
    x = 777,187,439,713,380,481,468,727,296/30,789,770,148,452
  6. Step 6: Final answer
    x = 25,241,742,174,955.95

Related Problems

Find fourth proportional to 15,394,885,074,226, 21,246,762,707,010 and 9,144,774,787,937
Half scale
Find fourth proportional to 61,579,540,296,904, 84,987,050,828,040 and 36,579,099,151,748
Double scale
Find fourth proportional to 30,789,770,148,453, 42,493,525,414,021.38 and 18,289,549,575,875
Similar ratio
Find fourth proportional to 46,184,655,222,678, 63,740,288,121,030 and 27,434,324,363,811
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.