Home / 80,343,049.43-110,874,623.05-45,068,673.84

Finding the Fourth Proportional to 80,343,049.43, 110,874,623.05 and 45,068,673.84

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Solution

The fourth proportional to 80,343,049.43, 110,874,623.05 and 45,068,673.84 is: 62,195,451.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,343,049.43 : 110,874,623.05 = 45,068,673.84 : x
  2. Step 2: Convert to fraction form
    80,343,049.43/110,874,623.05 = 45,068,673.84/x
  3. Step 3: Cross multiply
    80,343,049.43x = 110,874,623.05 × 45,068,673.84
  4. Step 4: Simplify right side
    80,343,049.43x = 4,996,972,223,373,396
  5. Step 5: Solve for x
    x = 4,996,972,223,373,396/80,343,049.43
  6. Step 6: Final answer
    x = 62,195,451.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.