Home / 629,468,379.40-944,202,569.10-591,173,134.60

Finding the Fourth Proportional to 629,468,379.40, 944,202,569.10 and 591,173,134.60

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Solution

The fourth proportional to 629,468,379.40, 944,202,569.10 and 591,173,134.60 is: 886,759,701.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,468,379.40 : 944,202,569.10 = 591,173,134.60 : x
  2. Step 2: Convert to fraction form
    629,468,379.40/944,202,569.10 = 591,173,134.60/x
  3. Step 3: Cross multiply
    629,468,379.40x = 944,202,569.10 × 591,173,134.60
  4. Step 4: Simplify right side
    629,468,379.40x = 558,187,192,472,220,160
  5. Step 5: Solve for x
    x = 558,187,192,472,220,160/629,468,379.40
  6. Step 6: Final answer
    x = 886,759,701.90

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Double scale
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Similar ratio
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1.5x scale

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.