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Finding the Fourth Proportional to 88,407,657.10, 132,611,485.65 and 45,360,936.10

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Solution

The fourth proportional to 88,407,657.10, 132,611,485.65 and 45,360,936.10 is: 68,041,404.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,407,657.10 : 132,611,485.65 = 45,360,936.10 : x
  2. Step 2: Convert to fraction form
    88,407,657.10/132,611,485.65 = 45,360,936.10/x
  3. Step 3: Cross multiply
    88,407,657.10x = 132,611,485.65 × 45,360,936.10
  4. Step 4: Simplify right side
    88,407,657.10x = 6,015,381,126,695,717
  5. Step 5: Solve for x
    x = 6,015,381,126,695,717/88,407,657.10
  6. Step 6: Final answer
    x = 68,041,404.15

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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.