Home / 914,243,761.44-1,371,729,014.64-292,554,781.92

Finding the Fourth Proportional to 914,243,761.44, 1,371,729,014.64 and 292,554,781.92

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Solution

The fourth proportional to 914,243,761.44, 1,371,729,014.64 and 292,554,781.92 is: 438,948,450.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,243,761.44 : 1,371,729,014.64 = 292,554,781.92 : x
  2. Step 2: Convert to fraction form
    914,243,761.44/1,371,729,014.64 = 292,554,781.92/x
  3. Step 3: Cross multiply
    914,243,761.44x = 1,371,729,014.64 × 292,554,781.92
  4. Step 4: Simplify right side
    914,243,761.44x = 401,305,882,731,341,760
  5. Step 5: Solve for x
    x = 401,305,882,731,341,760/914,243,761.44
  6. Step 6: Final answer
    x = 438,948,450.79

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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.