Home / 314,930,255.80-472,395,383.70-133,177,433.80

Finding the Fourth Proportional to 314,930,255.80, 472,395,383.70 and 133,177,433.80

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Solution

The fourth proportional to 314,930,255.80, 472,395,383.70 and 133,177,433.80 is: 199,766,150.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,930,255.80 : 472,395,383.70 = 133,177,433.80 : x
  2. Step 2: Convert to fraction form
    314,930,255.80/472,395,383.70 = 133,177,433.80/x
  3. Step 3: Cross multiply
    314,930,255.80x = 472,395,383.70 × 133,177,433.80
  4. Step 4: Simplify right side
    314,930,255.80x = 62,912,404,940,132,344
  5. Step 5: Solve for x
    x = 62,912,404,940,132,344/314,930,255.80
  6. Step 6: Final answer
    x = 199,766,150.70

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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.