Home / 88,068,763.20-132,103,144.80-57,457,761.60

Finding the Fourth Proportional to 88,068,763.20, 132,103,144.80 and 57,457,761.60

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Solution

The fourth proportional to 88,068,763.20, 132,103,144.80 and 57,457,761.60 is: 86,186,642.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,068,763.20 : 132,103,144.80 = 57,457,761.60 : x
  2. Step 2: Convert to fraction form
    88,068,763.20/132,103,144.80 = 57,457,761.60/x
  3. Step 3: Cross multiply
    88,068,763.20x = 132,103,144.80 × 57,457,761.60
  4. Step 4: Simplify right side
    88,068,763.20x = 7,590,351,000,528,680
  5. Step 5: Solve for x
    x = 7,590,351,000,528,680/88,068,763.20
  6. Step 6: Final answer
    x = 86,186,642.40

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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.