Home / 48,896,136.90-73,317,633.30-20,145,178.80

Finding the Fourth Proportional to 48,896,136.90, 73,317,633.30 and 20,145,178.80

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Solution

The fourth proportional to 48,896,136.90, 73,317,633.30 and 20,145,178.80 is: 30,206,820.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,896,136.90 : 73,317,633.30 = 20,145,178.80 : x
  2. Step 2: Convert to fraction form
    48,896,136.90/73,317,633.30 = 20,145,178.80/x
  3. Step 3: Cross multiply
    48,896,136.90x = 73,317,633.30 × 20,145,178.80
  4. Step 4: Simplify right side
    48,896,136.90x = 1,476,996,832,021,334
  5. Step 5: Solve for x
    x = 1,476,996,832,021,334/48,896,136.90
  6. Step 6: Final answer
    x = 30,206,820.53

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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.