Home / 497,665,786.60-746,498,679.90-417,044,218.60

Finding the Fourth Proportional to 497,665,786.60, 746,498,679.90 and 417,044,218.60

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Solution

The fourth proportional to 497,665,786.60, 746,498,679.90 and 417,044,218.60 is: 625,566,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,665,786.60 : 746,498,679.90 = 417,044,218.60 : x
  2. Step 2: Convert to fraction form
    497,665,786.60/746,498,679.90 = 417,044,218.60/x
  3. Step 3: Cross multiply
    497,665,786.60x = 746,498,679.90 × 417,044,218.60
  4. Step 4: Simplify right side
    497,665,786.60x = 311,322,958,644,827,008
  5. Step 5: Solve for x
    x = 311,322,958,644,827,008/497,665,786.60
  6. Step 6: Final answer
    x = 625,566,327.90

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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.