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Finding the Fourth Proportional to 99,649,901.10, 149,474,851.65 and 95,823,525.90

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Solution

The fourth proportional to 99,649,901.10, 149,474,851.65 and 95,823,525.90 is: 143,735,288.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,649,901.10 : 149,474,851.65 = 95,823,525.90 : x
  2. Step 2: Convert to fraction form
    99,649,901.10/149,474,851.65 = 95,823,525.90/x
  3. Step 3: Cross multiply
    99,649,901.10x = 149,474,851.65 × 95,823,525.90
  4. Step 4: Simplify right side
    99,649,901.10x = 14,323,207,318,482,434
  5. Step 5: Solve for x
    x = 14,323,207,318,482,434/99,649,901.10
  6. Step 6: Final answer
    x = 143,735,288.85

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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.