Home / 135,757,294.56-203,636,974.32-38,712,918.96

Finding the Fourth Proportional to 135,757,294.56, 203,636,974.32 and 38,712,918.96

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Solution

The fourth proportional to 135,757,294.56, 203,636,974.32 and 38,712,918.96 is: 58,069,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,757,294.56 : 203,636,974.32 = 38,712,918.96 : x
  2. Step 2: Convert to fraction form
    135,757,294.56/203,636,974.32 = 38,712,918.96/x
  3. Step 3: Cross multiply
    135,757,294.56x = 203,636,974.32 × 38,712,918.96
  4. Step 4: Simplify right side
    135,757,294.56x = 7,883,381,684,109,761
  5. Step 5: Solve for x
    x = 7,883,381,684,109,761/135,757,294.56
  6. Step 6: Final answer
    x = 58,069,672.86

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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.