Home / 99,613,689.91-149,465,935.55-51,125,594.11

Finding the Fourth Proportional to 99,613,689.91, 149,465,935.55 and 51,125,594.11

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Solution

The fourth proportional to 99,613,689.91, 149,465,935.55 and 51,125,594.11 is: 76,711,692.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,613,689.91 : 149,465,935.55 = 51,125,594.11 : x
  2. Step 2: Convert to fraction form
    99,613,689.91/149,465,935.55 = 51,125,594.11/x
  3. Step 3: Cross multiply
    99,613,689.91x = 149,465,935.55 × 51,125,594.11
  4. Step 4: Simplify right side
    99,613,689.91x = 7,641,534,754,200,720
  5. Step 5: Solve for x
    x = 7,641,534,754,200,720/99,613,689.91
  6. Step 6: Final answer
    x = 76,711,692.55

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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.