Home / 88,266,042.80-132,336,078.60-39,704,145.20

Finding the Fourth Proportional to 88,266,042.80, 132,336,078.60 and 39,704,145.20

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Solution

The fourth proportional to 88,266,042.80, 132,336,078.60 and 39,704,145.20 is: 59,527,885.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,266,042.80 : 132,336,078.60 = 39,704,145.20 : x
  2. Step 2: Convert to fraction form
    88,266,042.80/132,336,078.60 = 39,704,145.20/x
  3. Step 3: Cross multiply
    88,266,042.80x = 132,336,078.60 × 39,704,145.20
  4. Step 4: Simplify right side
    88,266,042.80x = 5,254,290,879,933,013
  5. Step 5: Solve for x
    x = 5,254,290,879,933,013/88,266,042.80
  6. Step 6: Final answer
    x = 59,527,885.39

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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.