Home / 88,138,907.80-132,145,376.10-39,577,010.20

Finding the Fourth Proportional to 88,138,907.80, 132,145,376.10 and 39,577,010.20

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Solution

The fourth proportional to 88,138,907.80, 132,145,376.10 and 39,577,010.20 is: 59,337,232.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,138,907.80 : 132,145,376.10 = 39,577,010.20 : x
  2. Step 2: Convert to fraction form
    88,138,907.80/132,145,376.10 = 39,577,010.20/x
  3. Step 3: Cross multiply
    88,138,907.80x = 132,145,376.10 × 39,577,010.20
  4. Step 4: Simplify right side
    88,138,907.80x = 5,229,918,897,792,536
  5. Step 5: Solve for x
    x = 5,229,918,897,792,536/88,138,907.80
  6. Step 6: Final answer
    x = 59,337,232.88

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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.