Home / 83,566,524.88-125,385,218.34-40,467,840.76

Finding the Fourth Proportional to 83,566,524.88, 125,385,218.34 and 40,467,840.76

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Solution

The fourth proportional to 83,566,524.88, 125,385,218.34 and 40,467,840.76 is: 60,718,918.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,566,524.88 : 125,385,218.34 = 40,467,840.76 : x
  2. Step 2: Convert to fraction form
    83,566,524.88/125,385,218.34 = 40,467,840.76/x
  3. Step 3: Cross multiply
    83,566,524.88x = 125,385,218.34 × 40,467,840.76
  4. Step 4: Simplify right side
    83,566,524.88x = 5,074,069,049,440,951
  5. Step 5: Solve for x
    x = 5,074,069,049,440,951/83,566,524.88
  6. Step 6: Final answer
    x = 60,718,918.93

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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.