Home / 99,074,387.20-148,611,580.80-60,332,338.30

Finding the Fourth Proportional to 99,074,387.20, 148,611,580.80 and 60,332,338.30

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Solution

The fourth proportional to 99,074,387.20, 148,611,580.80 and 60,332,338.30 is: 90,498,507.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,074,387.20 : 148,611,580.80 = 60,332,338.30 : x
  2. Step 2: Convert to fraction form
    99,074,387.20/148,611,580.80 = 60,332,338.30/x
  3. Step 3: Cross multiply
    99,074,387.20x = 148,611,580.80 × 60,332,338.30
  4. Step 4: Simplify right side
    99,074,387.20x = 8,966,084,168,123,385
  5. Step 5: Solve for x
    x = 8,966,084,168,123,385/99,074,387.20
  6. Step 6: Final answer
    x = 90,498,507.45

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Similar ratio
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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.