Home / 151,002,012.53-226,503,281.54-47,379,170.15

Finding the Fourth Proportional to 151,002,012.53, 226,503,281.54 and 47,379,170.15

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Solution

The fourth proportional to 151,002,012.53, 226,503,281.54 and 47,379,170.15 is: 71,068,837.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,002,012.53 : 226,503,281.54 = 47,379,170.15 : x
  2. Step 2: Convert to fraction form
    151,002,012.53/226,503,281.54 = 47,379,170.15/x
  3. Step 3: Cross multiply
    151,002,012.53x = 226,503,281.54 × 47,379,170.15
  4. Step 4: Simplify right side
    151,002,012.53x = 10,731,537,514,484,498
  5. Step 5: Solve for x
    x = 10,731,537,514,484,498/151,002,012.53
  6. Step 6: Final answer
    x = 71,068,837.66

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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.