Home / 314,930,795.80-472,228,232.10-132,972,395.80

Finding the Fourth Proportional to 314,930,795.80, 472,228,232.10 and 132,972,395.80

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Solution

The fourth proportional to 314,930,795.80, 472,228,232.10 and 132,972,395.80 is: 199,387,675.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,930,795.80 : 472,228,232.10 = 132,972,395.80 : x
  2. Step 2: Convert to fraction form
    314,930,795.80/472,228,232.10 = 132,972,395.80/x
  3. Step 3: Cross multiply
    314,930,795.80x = 472,228,232.10 × 132,972,395.80
  4. Step 4: Simplify right side
    314,930,795.80x = 62,793,319,386,735,464
  5. Step 5: Solve for x
    x = 62,793,319,386,735,464/314,930,795.80
  6. Step 6: Final answer
    x = 199,387,675.72

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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.