Home / 250,711,611.52-376,070,171.28-75,836,421.76

Finding the Fourth Proportional to 250,711,611.52, 376,070,171.28 and 75,836,421.76

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Solution

The fourth proportional to 250,711,611.52, 376,070,171.28 and 75,836,421.76 is: 113,755,465.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,711,611.52 : 376,070,171.28 = 75,836,421.76 : x
  2. Step 2: Convert to fraction form
    250,711,611.52/376,070,171.28 = 75,836,421.76/x
  3. Step 3: Cross multiply
    250,711,611.52x = 376,070,171.28 × 75,836,421.76
  4. Step 4: Simplify right side
    250,711,611.52x = 28,519,816,120,545,520
  5. Step 5: Solve for x
    x = 28,519,816,120,545,520/250,711,611.52
  6. Step 6: Final answer
    x = 113,755,465.68

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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.