Home / 151,002,012.31-226,503,281.21-47,379,169.93

Finding the Fourth Proportional to 151,002,012.31, 226,503,281.21 and 47,379,169.93

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Solution

The fourth proportional to 151,002,012.31, 226,503,281.21 and 47,379,169.93 is: 71,068,837.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,002,012.31 : 226,503,281.21 = 47,379,169.93 : x
  2. Step 2: Convert to fraction form
    151,002,012.31/226,503,281.21 = 47,379,169.93/x
  3. Step 3: Cross multiply
    151,002,012.31x = 226,503,281.21 × 47,379,169.93
  4. Step 4: Simplify right side
    151,002,012.31x = 10,731,537,449,614,282
  5. Step 5: Solve for x
    x = 10,731,537,449,614,282/151,002,012.31
  6. Step 6: Final answer
    x = 71,068,837.33

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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.