Home / 88,574,729.40-132,862,094.10-79,646,520.60

Finding the Fourth Proportional to 88,574,729.40, 132,862,094.10 and 79,646,520.60

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Solution

The fourth proportional to 88,574,729.40, 132,862,094.10 and 79,646,520.60 is: 119,469,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,574,729.40 : 132,862,094.10 = 79,646,520.60 : x
  2. Step 2: Convert to fraction form
    88,574,729.40/132,862,094.10 = 79,646,520.60/x
  3. Step 3: Cross multiply
    88,574,729.40x = 132,862,094.10 × 79,646,520.60
  4. Step 4: Simplify right side
    88,574,729.40x = 10,582,003,514,694,788
  5. Step 5: Solve for x
    x = 10,582,003,514,694,788/88,574,729.40
  6. Step 6: Final answer
    x = 119,469,780.90

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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.