Home / 497,664,640.60-746,496,960.90-494,641,331.80

Finding the Fourth Proportional to 497,664,640.60, 746,496,960.90 and 494,641,331.80

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Solution

The fourth proportional to 497,664,640.60, 746,496,960.90 and 494,641,331.80 is: 741,961,997.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,640.60 : 746,496,960.90 = 494,641,331.80 : x
  2. Step 2: Convert to fraction form
    497,664,640.60/746,496,960.90 = 494,641,331.80/x
  3. Step 3: Cross multiply
    497,664,640.60x = 746,496,960.90 × 494,641,331.80
  4. Step 4: Simplify right side
    497,664,640.60x = 369,248,250,924,228,544
  5. Step 5: Solve for x
    x = 369,248,250,924,228,544/497,664,640.60
  6. Step 6: Final answer
    x = 741,961,997.70

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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.