Home / 99,096,880.80-148,645,321.20-73,587,712.80

Finding the Fourth Proportional to 99,096,880.80, 148,645,321.20 and 73,587,712.80

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Solution

The fourth proportional to 99,096,880.80, 148,645,321.20 and 73,587,712.80 is: 110,381,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,096,880.80 : 148,645,321.20 = 73,587,712.80 : x
  2. Step 2: Convert to fraction form
    99,096,880.80/148,645,321.20 = 73,587,712.80/x
  3. Step 3: Cross multiply
    99,096,880.80x = 148,645,321.20 × 73,587,712.80
  4. Step 4: Simplify right side
    99,096,880.80x = 10,938,469,205,529,350
  5. Step 5: Solve for x
    x = 10,938,469,205,529,350/99,096,880.80
  6. Step 6: Final answer
    x = 110,381,569.20

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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.