Home / 99,613,682.16-149,465,923.92-51,125,586.36

Finding the Fourth Proportional to 99,613,682.16, 149,465,923.92 and 51,125,586.36

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Solution

The fourth proportional to 99,613,682.16, 149,465,923.92 and 51,125,586.36 is: 76,711,680.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,613,682.16 : 149,465,923.92 = 51,125,586.36 : x
  2. Step 2: Convert to fraction form
    99,613,682.16/149,465,923.92 = 51,125,586.36/x
  3. Step 3: Cross multiply
    99,613,682.16x = 149,465,923.92 × 51,125,586.36
  4. Step 4: Simplify right side
    99,613,682.16x = 7,641,533,001,249,149
  5. Step 5: Solve for x
    x = 7,641,533,001,249,149/99,613,682.16
  6. Step 6: Final answer
    x = 76,711,680.92

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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.