Home / 497,705,512.40-746,558,268.60-449,332,571.60

Finding the Fourth Proportional to 497,705,512.40, 746,558,268.60 and 449,332,571.60

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Solution

The fourth proportional to 497,705,512.40, 746,558,268.60 and 449,332,571.60 is: 673,998,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,705,512.40 : 746,558,268.60 = 449,332,571.60 : x
  2. Step 2: Convert to fraction form
    497,705,512.40/746,558,268.60 = 449,332,571.60/x
  3. Step 3: Cross multiply
    497,705,512.40x = 746,558,268.60 × 449,332,571.60
  4. Step 4: Simplify right side
    497,705,512.40x = 335,452,946,679,281,536
  5. Step 5: Solve for x
    x = 335,452,946,679,281,536/497,705,512.40
  6. Step 6: Final answer
    x = 673,998,857.40

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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.