Home / 645,112,825.24-967,666,476-178,772,917.18

Finding the Fourth Proportional to 645,112,825.24, 967,666,476 and 178,772,917.18

Calculator

Solution

The fourth proportional to 645,112,825.24, 967,666,476 and 178,772,917.18 is: 268,158,610.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,112,825.24 : 967,666,476 = 178,772,917.18 : x
  2. Step 2: Convert to fraction form
    645,112,825.24/967,666,476 = 178,772,917.18/x
  3. Step 3: Cross multiply
    645,112,825.24x = 967,666,476 × 178,772,917.18
  4. Step 4: Simplify right side
    645,112,825.24x = 172,992,558,771,810,464
  5. Step 5: Solve for x
    x = 172,992,558,771,810,464/645,112,825.24
  6. Step 6: Final answer
    x = 268,158,610.41

Related Problems

Find fourth proportional to 322,556,412.62, 483,833,238 and 89,386,458.59
Half scale
Find fourth proportional to 1,290,225,650.48, 1,935,332,952 and 357,545,834.36
Double scale
Find fourth proportional to 645,112,826.24, 967,666,477.50 and 178,772,918.18
Similar ratio
Find fourth proportional to 967,669,237.86, 1,451,499,714 and 268,159,375.77
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.