Home / 769,960,008.20-1,154,940,012.30-597,967,329.80

Finding the Fourth Proportional to 769,960,008.20, 1,154,940,012.30 and 597,967,329.80

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Solution

The fourth proportional to 769,960,008.20, 1,154,940,012.30 and 597,967,329.80 is: 896,950,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,960,008.20 : 1,154,940,012.30 = 597,967,329.80 : x
  2. Step 2: Convert to fraction form
    769,960,008.20/1,154,940,012.30 = 597,967,329.80/x
  3. Step 3: Cross multiply
    769,960,008.20x = 1,154,940,012.30 × 597,967,329.80
  4. Step 4: Simplify right side
    769,960,008.20x = 690,616,395,234,210,048
  5. Step 5: Solve for x
    x = 690,616,395,234,210,048/769,960,008.20
  6. Step 6: Final answer
    x = 896,950,994.70

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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.