Home / 124,876,997.18-187,250,953.76-54,818,551.70

Finding the Fourth Proportional to 124,876,997.18, 187,250,953.76 and 54,818,551.70

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Solution

The fourth proportional to 124,876,997.18, 187,250,953.76 and 54,818,551.70 is: 82,199,494.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,876,997.18 : 187,250,953.76 = 54,818,551.70 : x
  2. Step 2: Convert to fraction form
    124,876,997.18/187,250,953.76 = 54,818,551.70/x
  3. Step 3: Cross multiply
    124,876,997.18x = 187,250,953.76 × 54,818,551.70
  4. Step 4: Simplify right side
    124,876,997.18x = 10,264,826,089,566,870
  5. Step 5: Solve for x
    x = 10,264,826,089,566,870/124,876,997.18
  6. Step 6: Final answer
    x = 82,199,494.87

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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.