Home / 99,613,628.10-149,465,842.92-51,125,532.48

Finding the Fourth Proportional to 99,613,628.10, 149,465,842.92 and 51,125,532.48

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Solution

The fourth proportional to 99,613,628.10, 149,465,842.92 and 51,125,532.48 is: 76,711,600.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,613,628.10 : 149,465,842.92 = 51,125,532.48 : x
  2. Step 2: Convert to fraction form
    99,613,628.10/149,465,842.92 = 51,125,532.48/x
  3. Step 3: Cross multiply
    99,613,628.10x = 149,465,842.92 × 51,125,532.48
  4. Step 4: Simplify right side
    99,613,628.10x = 7,641,520,806,857,037
  5. Step 5: Solve for x
    x = 7,641,520,806,857,037/99,613,628.10
  6. Step 6: Final answer
    x = 76,711,600.14

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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.