Home / 351,064,739-526,936,761.62-169,439,773.88

Finding the Fourth Proportional to 351,064,739, 526,936,761.62 and 169,439,773.88

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Solution

The fourth proportional to 351,064,739, 526,936,761.62 and 169,439,773.88 is: 254,323,592.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,064,739 : 526,936,761.62 = 169,439,773.88 : x
  2. Step 2: Convert to fraction form
    351,064,739/526,936,761.62 = 169,439,773.88/x
  3. Step 3: Cross multiply
    351,064,739x = 526,936,761.62 × 169,439,773.88
  4. Step 4: Simplify right side
    351,064,739x = 89,284,045,737,952,256
  5. Step 5: Solve for x
    x = 89,284,045,737,952,256/351,064,739
  6. Step 6: Final answer
    x = 254,323,592.83

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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.