Home / 49,278,744.60-73,834,136.10-42,056,395.80

Finding the Fourth Proportional to 49,278,744.60, 73,834,136.10 and 42,056,395.80

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Solution

The fourth proportional to 49,278,744.60, 73,834,136.10 and 42,056,395.80 is: 63,012,921.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,278,744.60 : 73,834,136.10 = 42,056,395.80 : x
  2. Step 2: Convert to fraction form
    49,278,744.60/73,834,136.10 = 42,056,395.80/x
  3. Step 3: Cross multiply
    49,278,744.60x = 73,834,136.10 × 42,056,395.80
  4. Step 4: Simplify right side
    49,278,744.60x = 3,105,197,651,372,668
  5. Step 5: Solve for x
    x = 3,105,197,651,372,668/49,278,744.60
  6. Step 6: Final answer
    x = 63,012,921.22

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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.