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Finding the Fourth Proportional to 88,264,645.40, 132,145,025.70 and 88,264,645.40

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Solution

The fourth proportional to 88,264,645.40, 132,145,025.70 and 88,264,645.40 is: 132,145,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,264,645.40 : 132,145,025.70 = 88,264,645.40 : x
  2. Step 2: Convert to fraction form
    88,264,645.40/132,145,025.70 = 88,264,645.40/x
  3. Step 3: Cross multiply
    88,264,645.40x = 132,145,025.70 × 88,264,645.40
  4. Step 4: Simplify right side
    88,264,645.40x = 11,663,733,834,784,388
  5. Step 5: Solve for x
    x = 11,663,733,834,784,388/88,264,645.40
  6. Step 6: Final answer
    x = 132,145,025.70

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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.