Home / 149,488,879.40-224,233,319.10-148,481,109.80

Finding the Fourth Proportional to 149,488,879.40, 224,233,319.10 and 148,481,109.80

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Solution

The fourth proportional to 149,488,879.40, 224,233,319.10 and 148,481,109.80 is: 222,721,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,488,879.40 : 224,233,319.10 = 148,481,109.80 : x
  2. Step 2: Convert to fraction form
    149,488,879.40/224,233,319.10 = 148,481,109.80/x
  3. Step 3: Cross multiply
    149,488,879.40x = 224,233,319.10 × 148,481,109.80
  4. Step 4: Simplify right side
    149,488,879.40x = 33,294,412,074,105,540
  5. Step 5: Solve for x
    x = 33,294,412,074,105,540/149,488,879.40
  6. Step 6: Final answer
    x = 222,721,664.70

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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.