Home / 180,288,000.80-270,432,001.20-108,624,384.80

Finding the Fourth Proportional to 180,288,000.80, 270,432,001.20 and 108,624,384.80

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Solution

The fourth proportional to 180,288,000.80, 270,432,001.20 and 108,624,384.80 is: 162,936,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,288,000.80 : 270,432,001.20 = 108,624,384.80 : x
  2. Step 2: Convert to fraction form
    180,288,000.80/270,432,001.20 = 108,624,384.80/x
  3. Step 3: Cross multiply
    180,288,000.80x = 270,432,001.20 × 108,624,384.80
  4. Step 4: Simplify right side
    180,288,000.80x = 29,375,509,760,582,860
  5. Step 5: Solve for x
    x = 29,375,509,760,582,860/180,288,000.80
  6. Step 6: Final answer
    x = 162,936,577.20

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1.5x scale

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.