Home / 354,344,600.53-531,788,190.87-160,392,221.11

Finding the Fourth Proportional to 354,344,600.53, 531,788,190.87 and 160,392,221.11

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Solution

The fourth proportional to 354,344,600.53, 531,788,190.87 and 160,392,221.11 is: 240,711,129.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,344,600.53 : 531,788,190.87 = 160,392,221.11 : x
  2. Step 2: Convert to fraction form
    354,344,600.53/531,788,190.87 = 160,392,221.11/x
  3. Step 3: Cross multiply
    354,344,600.53x = 531,788,190.87 × 160,392,221.11
  4. Step 4: Simplify right side
    354,344,600.53x = 85,294,689,093,707,936
  5. Step 5: Solve for x
    x = 85,294,689,093,707,936/354,344,600.53
  6. Step 6: Final answer
    x = 240,711,129.69

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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.