Home / 83,744,003.30-125,616,004.95-77,697,385.70

Finding the Fourth Proportional to 83,744,003.30, 125,616,004.95 and 77,697,385.70

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Solution

The fourth proportional to 83,744,003.30, 125,616,004.95 and 77,697,385.70 is: 116,546,078.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,744,003.30 : 125,616,004.95 = 77,697,385.70 : x
  2. Step 2: Convert to fraction form
    83,744,003.30/125,616,004.95 = 77,697,385.70/x
  3. Step 3: Cross multiply
    83,744,003.30x = 125,616,004.95 × 77,697,385.70
  4. Step 4: Simplify right side
    83,744,003.30x = 9,760,035,186,693,260
  5. Step 5: Solve for x
    x = 9,760,035,186,693,260/83,744,003.30
  6. Step 6: Final answer
    x = 116,546,078.55

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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.