Home / 769,960,167.20-1,154,940,250.80-588,561,639.20

Finding the Fourth Proportional to 769,960,167.20, 1,154,940,250.80 and 588,561,639.20

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Solution

The fourth proportional to 769,960,167.20, 1,154,940,250.80 and 588,561,639.20 is: 882,842,458.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,960,167.20 : 1,154,940,250.80 = 588,561,639.20 : x
  2. Step 2: Convert to fraction form
    769,960,167.20/1,154,940,250.80 = 588,561,639.20/x
  3. Step 3: Cross multiply
    769,960,167.20x = 1,154,940,250.80 × 588,561,639.20
  4. Step 4: Simplify right side
    769,960,167.20x = 679,753,527,188,907,136
  5. Step 5: Solve for x
    x = 679,753,527,188,907,136/769,960,167.20
  6. Step 6: Final answer
    x = 882,842,458.80

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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.