Home / 140,951,878.20-211,364,831.70-54,661,606.20

Finding the Fourth Proportional to 140,951,878.20, 211,364,831.70 and 54,661,606.20

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Solution

The fourth proportional to 140,951,878.20, 211,364,831.70 and 54,661,606.20 is: 81,967,983.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,951,878.20 : 211,364,831.70 = 54,661,606.20 : x
  2. Step 2: Convert to fraction form
    140,951,878.20/211,364,831.70 = 54,661,606.20/x
  3. Step 3: Cross multiply
    140,951,878.20x = 211,364,831.70 × 54,661,606.20
  4. Step 4: Simplify right side
    140,951,878.20x = 11,553,541,194,914,676
  5. Step 5: Solve for x
    x = 11,553,541,194,914,676/140,951,878.20
  6. Step 6: Final answer
    x = 81,967,983.28

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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.