Home / 88,061,739.60-132,092,609.40-47,247,070.80

Finding the Fourth Proportional to 88,061,739.60, 132,092,609.40 and 47,247,070.80

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Solution

The fourth proportional to 88,061,739.60, 132,092,609.40 and 47,247,070.80 is: 70,870,606.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,061,739.60 : 132,092,609.40 = 47,247,070.80 : x
  2. Step 2: Convert to fraction form
    88,061,739.60/132,092,609.40 = 47,247,070.80/x
  3. Step 3: Cross multiply
    88,061,739.60x = 132,092,609.40 × 47,247,070.80
  4. Step 4: Simplify right side
    88,061,739.60x = 6,240,988,868,478,545
  5. Step 5: Solve for x
    x = 6,240,988,868,478,545/88,061,739.60
  6. Step 6: Final answer
    x = 70,870,606.20

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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.