Home / 129,428,244.60-193,977,029.70-52,664,544.60

Finding the Fourth Proportional to 129,428,244.60, 193,977,029.70 and 52,664,544.60

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Solution

The fourth proportional to 129,428,244.60, 193,977,029.70 and 52,664,544.60 is: 78,929,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,428,244.60 : 193,977,029.70 = 52,664,544.60 : x
  2. Step 2: Convert to fraction form
    129,428,244.60/193,977,029.70 = 52,664,544.60/x
  3. Step 3: Cross multiply
    129,428,244.60x = 193,977,029.70 × 52,664,544.60
  4. Step 4: Simplify right side
    129,428,244.60x = 10,215,711,932,011,174
  5. Step 5: Solve for x
    x = 10,215,711,932,011,174/129,428,244.60
  6. Step 6: Final answer
    x = 78,929,540.95

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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.