Home / 769,959,891.20-1,154,939,836.80-597,967,212.80

Finding the Fourth Proportional to 769,959,891.20, 1,154,939,836.80 and 597,967,212.80

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Solution

The fourth proportional to 769,959,891.20, 1,154,939,836.80 and 597,967,212.80 is: 896,950,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,959,891.20 : 1,154,939,836.80 = 597,967,212.80 : x
  2. Step 2: Convert to fraction form
    769,959,891.20/1,154,939,836.80 = 597,967,212.80/x
  3. Step 3: Cross multiply
    769,959,891.20x = 1,154,939,836.80 × 597,967,212.80
  4. Step 4: Simplify right side
    769,959,891.20x = 690,616,155,162,982,784
  5. Step 5: Solve for x
    x = 690,616,155,162,982,784/769,959,891.20
  6. Step 6: Final answer
    x = 896,950,819.20

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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.