Home / 48,384,136.80-72,576,205.20-42,715,432.80

Finding the Fourth Proportional to 48,384,136.80, 72,576,205.20 and 42,715,432.80

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Solution

The fourth proportional to 48,384,136.80, 72,576,205.20 and 42,715,432.80 is: 64,073,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,384,136.80 : 72,576,205.20 = 42,715,432.80 : x
  2. Step 2: Convert to fraction form
    48,384,136.80/72,576,205.20 = 42,715,432.80/x
  3. Step 3: Cross multiply
    48,384,136.80x = 72,576,205.20 × 42,715,432.80
  4. Step 4: Simplify right side
    48,384,136.80x = 3,100,124,016,099,610.50
  5. Step 5: Solve for x
    x = 3,100,124,016,099,610.50/48,384,136.80
  6. Step 6: Final answer
    x = 64,073,149.20

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Similar ratio
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1.5x scale

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.