Home / 279,444,734.40-419,167,101.60-277,531,546.80

Finding the Fourth Proportional to 279,444,734.40, 419,167,101.60 and 277,531,546.80

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Solution

The fourth proportional to 279,444,734.40, 419,167,101.60 and 277,531,546.80 is: 416,297,320.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,444,734.40 : 419,167,101.60 = 277,531,546.80 : x
  2. Step 2: Convert to fraction form
    279,444,734.40/419,167,101.60 = 277,531,546.80/x
  3. Step 3: Cross multiply
    279,444,734.40x = 419,167,101.60 × 277,531,546.80
  4. Step 4: Simplify right side
    279,444,734.40x = 116,332,094,074,720,768
  5. Step 5: Solve for x
    x = 116,332,094,074,720,768/279,444,734.40
  6. Step 6: Final answer
    x = 416,297,320.20

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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.