Home / 50,545,672.20-75,818,508.30-45,254,881.80

Finding the Fourth Proportional to 50,545,672.20, 75,818,508.30 and 45,254,881.80

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Solution

The fourth proportional to 50,545,672.20, 75,818,508.30 and 45,254,881.80 is: 67,882,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,545,672.20 : 75,818,508.30 = 45,254,881.80 : x
  2. Step 2: Convert to fraction form
    50,545,672.20/75,818,508.30 = 45,254,881.80/x
  3. Step 3: Cross multiply
    50,545,672.20x = 75,818,508.30 × 45,254,881.80
  4. Step 4: Simplify right side
    50,545,672.20x = 3,431,157,631,368,818.50
  5. Step 5: Solve for x
    x = 3,431,157,631,368,818.50/50,545,672.20
  6. Step 6: Final answer
    x = 67,882,322.70

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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.