Home / 147,060,207.20-220,590,310.80-92,640,648.80

Finding the Fourth Proportional to 147,060,207.20, 220,590,310.80 and 92,640,648.80

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Solution

The fourth proportional to 147,060,207.20, 220,590,310.80 and 92,640,648.80 is: 138,960,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,060,207.20 : 220,590,310.80 = 92,640,648.80 : x
  2. Step 2: Convert to fraction form
    147,060,207.20/220,590,310.80 = 92,640,648.80/x
  3. Step 3: Cross multiply
    147,060,207.20x = 220,590,310.80 × 92,640,648.80
  4. Step 4: Simplify right side
    147,060,207.20x = 20,435,629,511,505,648
  5. Step 5: Solve for x
    x = 20,435,629,511,505,648/147,060,207.20
  6. Step 6: Final answer
    x = 138,960,973.20

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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.