Home / 52,822,136.80-79,233,205.20-45,515,807.20

Finding the Fourth Proportional to 52,822,136.80, 79,233,205.20 and 45,515,807.20

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Solution

The fourth proportional to 52,822,136.80, 79,233,205.20 and 45,515,807.20 is: 68,273,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,822,136.80 : 79,233,205.20 = 45,515,807.20 : x
  2. Step 2: Convert to fraction form
    52,822,136.80/79,233,205.20 = 45,515,807.20/x
  3. Step 3: Cross multiply
    52,822,136.80x = 79,233,205.20 × 45,515,807.20
  4. Step 4: Simplify right side
    52,822,136.80x = 3,606,363,291,721,238
  5. Step 5: Solve for x
    x = 3,606,363,291,721,238/52,822,136.80
  6. Step 6: Final answer
    x = 68,273,710.80

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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.