Home / 204,844,970.80-307,267,456.20-191,240,081.20

Finding the Fourth Proportional to 204,844,970.80, 307,267,456.20 and 191,240,081.20

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Solution

The fourth proportional to 204,844,970.80, 307,267,456.20 and 191,240,081.20 is: 286,860,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,844,970.80 : 307,267,456.20 = 191,240,081.20 : x
  2. Step 2: Convert to fraction form
    204,844,970.80/307,267,456.20 = 191,240,081.20/x
  3. Step 3: Cross multiply
    204,844,970.80x = 307,267,456.20 × 191,240,081.20
  4. Step 4: Simplify right side
    204,844,970.80x = 58,761,853,273,805,440
  5. Step 5: Solve for x
    x = 58,761,853,273,805,440/204,844,970.80
  6. Step 6: Final answer
    x = 286,860,121.80

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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.