Home / 79,424,171.68-119,136,568.56-52,491,840.16

Finding the Fourth Proportional to 79,424,171.68, 119,136,568.56 and 52,491,840.16

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Solution

The fourth proportional to 79,424,171.68, 119,136,568.56 and 52,491,840.16 is: 78,737,965.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,424,171.68 : 119,136,568.56 = 52,491,840.16 : x
  2. Step 2: Convert to fraction form
    79,424,171.68/119,136,568.56 = 52,491,840.16/x
  3. Step 3: Cross multiply
    79,424,171.68x = 119,136,568.56 × 52,491,840.16
  4. Step 4: Simplify right side
    79,424,171.68x = 6,253,697,714,062,401
  5. Step 5: Solve for x
    x = 6,253,697,714,062,401/79,424,171.68
  6. Step 6: Final answer
    x = 78,737,965.81

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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.