Home / 109,011,729.60-163,368,295.20-88,856,337.60

Finding the Fourth Proportional to 109,011,729.60, 163,368,295.20 and 88,856,337.60

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Solution

The fourth proportional to 109,011,729.60, 163,368,295.20 and 88,856,337.60 is: 133,162,811.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,011,729.60 : 163,368,295.20 = 88,856,337.60 : x
  2. Step 2: Convert to fraction form
    109,011,729.60/163,368,295.20 = 88,856,337.60/x
  3. Step 3: Cross multiply
    109,011,729.60x = 163,368,295.20 × 88,856,337.60
  4. Step 4: Simplify right side
    109,011,729.60x = 14,516,308,391,427,658
  5. Step 5: Solve for x
    x = 14,516,308,391,427,658/109,011,729.60
  6. Step 6: Final answer
    x = 133,162,811.42

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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.