Home / 88,578,853.10-132,868,279.65-65,620,601.90

Finding the Fourth Proportional to 88,578,853.10, 132,868,279.65 and 65,620,601.90

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Solution

The fourth proportional to 88,578,853.10, 132,868,279.65 and 65,620,601.90 is: 98,430,902.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,853.10 : 132,868,279.65 = 65,620,601.90 : x
  2. Step 2: Convert to fraction form
    88,578,853.10/132,868,279.65 = 65,620,601.90/x
  3. Step 3: Cross multiply
    88,578,853.10x = 132,868,279.65 × 65,620,601.90
  4. Step 4: Simplify right side
    88,578,853.10x = 8,718,896,484,050,522
  5. Step 5: Solve for x
    x = 8,718,896,484,050,522/88,578,853.10
  6. Step 6: Final answer
    x = 98,430,902.85

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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.