Home / 88,616,490.60-132,866,999.10-79,546,564.20

Finding the Fourth Proportional to 88,616,490.60, 132,866,999.10 and 79,546,564.20

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Solution

The fourth proportional to 88,616,490.60, 132,866,999.10 and 79,546,564.20 is: 119,268,018.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,616,490.60 : 132,866,999.10 = 79,546,564.20 : x
  2. Step 2: Convert to fraction form
    88,616,490.60/132,866,999.10 = 79,546,564.20/x
  3. Step 3: Cross multiply
    88,616,490.60x = 132,866,999.10 × 79,546,564.20
  4. Step 4: Simplify right side
    88,616,490.60x = 10,569,113,273,969,492
  5. Step 5: Solve for x
    x = 10,569,113,273,969,492/88,616,490.60
  6. Step 6: Final answer
    x = 119,268,018.88

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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.