Home / 149,769,642.20-224,654,463.30-139,691,946.20

Finding the Fourth Proportional to 149,769,642.20, 224,654,463.30 and 139,691,946.20

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Solution

The fourth proportional to 149,769,642.20, 224,654,463.30 and 139,691,946.20 is: 209,537,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,769,642.20 : 224,654,463.30 = 139,691,946.20 : x
  2. Step 2: Convert to fraction form
    149,769,642.20/224,654,463.30 = 139,691,946.20/x
  3. Step 3: Cross multiply
    149,769,642.20x = 224,654,463.30 × 139,691,946.20
  4. Step 4: Simplify right side
    149,769,642.20x = 31,382,419,200,893,472
  5. Step 5: Solve for x
    x = 31,382,419,200,893,472/149,769,642.20
  6. Step 6: Final answer
    x = 209,537,919.30

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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.