Home / 542,461,474.24-748,588,015.20-294,949,061.44

Finding the Fourth Proportional to 542,461,474.24, 748,588,015.20 and 294,949,061.44

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Solution

The fourth proportional to 542,461,474.24, 748,588,015.20 and 294,949,061.44 is: 407,024,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,461,474.24 : 748,588,015.20 = 294,949,061.44 : x
  2. Step 2: Convert to fraction form
    542,461,474.24/748,588,015.20 = 294,949,061.44/x
  3. Step 3: Cross multiply
    542,461,474.24x = 748,588,015.20 × 294,949,061.44
  4. Step 4: Simplify right side
    542,461,474.24x = 220,795,332,488,472,480
  5. Step 5: Solve for x
    x = 220,795,332,488,472,480/542,461,474.24
  6. Step 6: Final answer
    x = 407,024,909.55

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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.