Home / 79,261,410.60-118,892,115.90-25,414,165.80

Finding the Fourth Proportional to 79,261,410.60, 118,892,115.90 and 25,414,165.80

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Solution

The fourth proportional to 79,261,410.60, 118,892,115.90 and 25,414,165.80 is: 38,121,248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,261,410.60 : 118,892,115.90 = 25,414,165.80 : x
  2. Step 2: Convert to fraction form
    79,261,410.60/118,892,115.90 = 25,414,165.80/x
  3. Step 3: Cross multiply
    79,261,410.60x = 118,892,115.90 × 25,414,165.80
  4. Step 4: Simplify right side
    79,261,410.60x = 3,021,543,945,795,416.50
  5. Step 5: Solve for x
    x = 3,021,543,945,795,416.50/79,261,410.60
  6. Step 6: Final answer
    x = 38,121,248.70

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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.