Home / 463,320,964.08-639,395,416.46-272,595,294.90

Finding the Fourth Proportional to 463,320,964.08, 639,395,416.46 and 272,595,294.90

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Solution

The fourth proportional to 463,320,964.08, 639,395,416.46 and 272,595,294.90 is: 376,188,853.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,320,964.08 : 639,395,416.46 = 272,595,294.90 : x
  2. Step 2: Convert to fraction form
    463,320,964.08/639,395,416.46 = 272,595,294.90/x
  3. Step 3: Cross multiply
    463,320,964.08x = 639,395,416.46 × 272,595,294.90
  4. Step 4: Simplify right side
    463,320,964.08x = 174,296,182,107,622,016
  5. Step 5: Solve for x
    x = 174,296,182,107,622,016/463,320,964.08
  6. Step 6: Final answer
    x = 376,188,853.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.