Home / 83,457,609.20-125,098,058.48-28,072,719

Finding the Fourth Proportional to 83,457,609.20, 125,098,058.48 and 28,072,719

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Solution

The fourth proportional to 83,457,609.20, 125,098,058.48 and 28,072,719 is: 42,079,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,457,609.20 : 125,098,058.48 = 28,072,719 : x
  2. Step 2: Convert to fraction form
    83,457,609.20/125,098,058.48 = 28,072,719/x
  3. Step 3: Cross multiply
    83,457,609.20x = 125,098,058.48 × 28,072,719
  4. Step 4: Simplify right side
    83,457,609.20x = 3,511,842,643,154,607
  5. Step 5: Solve for x
    x = 3,511,842,643,154,607/83,457,609.20
  6. Step 6: Final answer
    x = 42,079,358.33

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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.