Home / 2,986,716,066.80-4,121,668,575.60-1,648,606,409.08

Finding the Fourth Proportional to 2,986,716,066.80, 4,121,668,575.60 and 1,648,606,409.08

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Solution

The fourth proportional to 2,986,716,066.80, 4,121,668,575.60 and 1,648,606,409.08 is: 2,275,077,067.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,716,066.80 : 4,121,668,575.60 = 1,648,606,409.08 : x
  2. Step 2: Convert to fraction form
    2,986,716,066.80/4,121,668,575.60 = 1,648,606,409.08/x
  3. Step 3: Cross multiply
    2,986,716,066.80x = 4,121,668,575.60 × 1,648,606,409.08
  4. Step 4: Simplify right side
    2,986,716,066.80x = 6,795,009,229,821,390,848
  5. Step 5: Solve for x
    x = 6,795,009,229,821,390,848/2,986,716,066.80
  6. Step 6: Final answer
    x = 2,275,077,067.21

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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.