Home / 83,542,565.14-125,313,342.27-45,446,191.54

Finding the Fourth Proportional to 83,542,565.14, 125,313,342.27 and 45,446,191.54

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Solution

The fourth proportional to 83,542,565.14, 125,313,342.27 and 45,446,191.54 is: 68,169,012.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,542,565.14 : 125,313,342.27 = 45,446,191.54 : x
  2. Step 2: Convert to fraction form
    83,542,565.14/125,313,342.27 = 45,446,191.54/x
  3. Step 3: Cross multiply
    83,542,565.14x = 125,313,342.27 × 45,446,191.54
  4. Step 4: Simplify right side
    83,542,565.14x = 5,695,014,155,319,998
  5. Step 5: Solve for x
    x = 5,695,014,155,319,998/83,542,565.14
  6. Step 6: Final answer
    x = 68,169,012.36

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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.