Home / 425,791,293.30-587,588,562.45-247,191,753.78

Finding the Fourth Proportional to 425,791,293.30, 587,588,562.45 and 247,191,753.78

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Solution

The fourth proportional to 425,791,293.30, 587,588,562.45 and 247,191,753.78 is: 341,122,633.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,791,293.30 : 587,588,562.45 = 247,191,753.78 : x
  2. Step 2: Convert to fraction form
    425,791,293.30/587,588,562.45 = 247,191,753.78/x
  3. Step 3: Cross multiply
    425,791,293.30x = 587,588,562.45 × 247,191,753.78
  4. Step 4: Simplify right side
    425,791,293.30x = 145,247,047,253,084,576
  5. Step 5: Solve for x
    x = 145,247,047,253,084,576/425,791,293.30
  6. Step 6: Final answer
    x = 341,122,633.41

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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.