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Finding the Fourth Proportional to 356,892,589.60, 535,364,472.24 and 149,422,222.24

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Solution

The fourth proportional to 356,892,589.60, 535,364,472.24 and 149,422,222.24 is: 224,144,046.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,892,589.60 : 535,364,472.24 = 149,422,222.24 : x
  2. Step 2: Convert to fraction form
    356,892,589.60/535,364,472.24 = 149,422,222.24/x
  3. Step 3: Cross multiply
    356,892,589.60x = 535,364,472.24 × 149,422,222.24
  4. Step 4: Simplify right side
    356,892,589.60x = 79,995,349,150,445,600
  5. Step 5: Solve for x
    x = 79,995,349,150,445,600/356,892,589.60
  6. Step 6: Final answer
    x = 224,144,046.36

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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.