Home / 49,752,078.30-74,628,117.45-28,228,717.80

Finding the Fourth Proportional to 49,752,078.30, 74,628,117.45 and 28,228,717.80

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Solution

The fourth proportional to 49,752,078.30, 74,628,117.45 and 28,228,717.80 is: 42,343,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,752,078.30 : 74,628,117.45 = 28,228,717.80 : x
  2. Step 2: Convert to fraction form
    49,752,078.30/74,628,117.45 = 28,228,717.80/x
  3. Step 3: Cross multiply
    49,752,078.30x = 74,628,117.45 × 28,228,717.80
  4. Step 4: Simplify right side
    49,752,078.30x = 2,106,656,067,441,305.75
  5. Step 5: Solve for x
    x = 2,106,656,067,441,305.75/49,752,078.30
  6. Step 6: Final answer
    x = 42,343,076.70

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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.