Home / 127,449,984.40-191,174,976.60-36,582,758.80

Finding the Fourth Proportional to 127,449,984.40, 191,174,976.60 and 36,582,758.80

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Solution

The fourth proportional to 127,449,984.40, 191,174,976.60 and 36,582,758.80 is: 54,874,138.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,449,984.40 : 191,174,976.60 = 36,582,758.80 : x
  2. Step 2: Convert to fraction form
    127,449,984.40/191,174,976.60 = 36,582,758.80/x
  3. Step 3: Cross multiply
    127,449,984.40x = 191,174,976.60 × 36,582,758.80
  4. Step 4: Simplify right side
    127,449,984.40x = 6,993,708,057,553,443
  5. Step 5: Solve for x
    x = 6,993,708,057,553,443/127,449,984.40
  6. Step 6: Final answer
    x = 54,874,138.20

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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.