Home / 217,599,768.20-326,116,217.10-88,101,374.60

Finding the Fourth Proportional to 217,599,768.20, 326,116,217.10 and 88,101,374.60

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Solution

The fourth proportional to 217,599,768.20, 326,116,217.10 and 88,101,374.60 is: 132,037,305.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,599,768.20 : 326,116,217.10 = 88,101,374.60 : x
  2. Step 2: Convert to fraction form
    217,599,768.20/326,116,217.10 = 88,101,374.60/x
  3. Step 3: Cross multiply
    217,599,768.20x = 326,116,217.10 × 88,101,374.60
  4. Step 4: Simplify right side
    217,599,768.20x = 28,731,287,005,862,024
  5. Step 5: Solve for x
    x = 28,731,287,005,862,024/217,599,768.20
  6. Step 6: Final answer
    x = 132,037,305.20

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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.