Home / 77,704,542.94-107,229,452.78-42,896,484.22

Finding the Fourth Proportional to 77,704,542.94, 107,229,452.78 and 42,896,484.22

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Solution

The fourth proportional to 77,704,542.94, 107,229,452.78 and 42,896,484.22 is: 59,195,593.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,704,542.94 : 107,229,452.78 = 42,896,484.22 : x
  2. Step 2: Convert to fraction form
    77,704,542.94/107,229,452.78 = 42,896,484.22/x
  3. Step 3: Cross multiply
    77,704,542.94x = 107,229,452.78 × 42,896,484.22
  4. Step 4: Simplify right side
    77,704,542.94x = 4,599,766,529,096,505
  5. Step 5: Solve for x
    x = 4,599,766,529,096,505/77,704,542.94
  6. Step 6: Final answer
    x = 59,195,593.40

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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.