Home / 497,705,513.40-746,558,270.10-449,332,572.60

Finding the Fourth Proportional to 497,705,513.40, 746,558,270.10 and 449,332,572.60

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Solution

The fourth proportional to 497,705,513.40, 746,558,270.10 and 449,332,572.60 is: 673,998,858.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,705,513.40 : 746,558,270.10 = 449,332,572.60 : x
  2. Step 2: Convert to fraction form
    497,705,513.40/746,558,270.10 = 449,332,572.60/x
  3. Step 3: Cross multiply
    497,705,513.40x = 746,558,270.10 × 449,332,572.60
  4. Step 4: Simplify right side
    497,705,513.40x = 335,452,948,099,838,656
  5. Step 5: Solve for x
    x = 335,452,948,099,838,656/497,705,513.40
  6. Step 6: Final answer
    x = 673,998,858.90

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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.