Home / 88,061,747.60-132,092,621.40-47,247,078.80

Finding the Fourth Proportional to 88,061,747.60, 132,092,621.40 and 47,247,078.80

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Solution

The fourth proportional to 88,061,747.60, 132,092,621.40 and 47,247,078.80 is: 70,870,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,061,747.60 : 132,092,621.40 = 47,247,078.80 : x
  2. Step 2: Convert to fraction form
    88,061,747.60/132,092,621.40 = 47,247,078.80/x
  3. Step 3: Cross multiply
    88,061,747.60x = 132,092,621.40 × 47,247,078.80
  4. Step 4: Simplify right side
    88,061,747.60x = 6,240,990,492,184,366
  5. Step 5: Solve for x
    x = 6,240,990,492,184,366/88,061,747.60
  6. Step 6: Final answer
    x = 70,870,618.20

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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.