Home / 99,500,187.20-149,474,229.60-96,812,801.60

Finding the Fourth Proportional to 99,500,187.20, 149,474,229.60 and 96,812,801.60

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Solution

The fourth proportional to 99,500,187.20, 149,474,229.60 and 96,812,801.60 is: 145,437,102.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,500,187.20 : 149,474,229.60 = 96,812,801.60 : x
  2. Step 2: Convert to fraction form
    99,500,187.20/149,474,229.60 = 96,812,801.60/x
  3. Step 3: Cross multiply
    99,500,187.20x = 149,474,229.60 × 96,812,801.60
  4. Step 4: Simplify right side
    99,500,187.20x = 14,471,018,934,577,646
  5. Step 5: Solve for x
    x = 14,471,018,934,577,646/99,500,187.20
  6. Step 6: Final answer
    x = 145,437,102.60

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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.