Home / 392,205,434.56-541,222,773.84-224,933,051.20

Finding the Fourth Proportional to 392,205,434.56, 541,222,773.84 and 224,933,051.20

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Solution

The fourth proportional to 392,205,434.56, 541,222,773.84 and 224,933,051.20 is: 310,395,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,205,434.56 : 541,222,773.84 = 224,933,051.20 : x
  2. Step 2: Convert to fraction form
    392,205,434.56/541,222,773.84 = 224,933,051.20/x
  3. Step 3: Cross multiply
    392,205,434.56x = 541,222,773.84 × 224,933,051.20
  4. Step 4: Simplify right side
    392,205,434.56x = 121,738,889,898,758,736
  5. Step 5: Solve for x
    x = 121,738,889,898,758,736/392,205,434.56
  6. Step 6: Final answer
    x = 310,395,724.21

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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.