Home / 81,170,855-112,015,929.38-44,001,020.28

Finding the Fourth Proportional to 81,170,855, 112,015,929.38 and 44,001,020.28

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Solution

The fourth proportional to 81,170,855, 112,015,929.38 and 44,001,020.28 is: 60,721,489.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,170,855 : 112,015,929.38 = 44,001,020.28 : x
  2. Step 2: Convert to fraction form
    81,170,855/112,015,929.38 = 44,001,020.28/x
  3. Step 3: Cross multiply
    81,170,855x = 112,015,929.38 × 44,001,020.28
  4. Step 4: Simplify right side
    81,170,855x = 4,928,815,180,332,428
  5. Step 5: Solve for x
    x = 4,928,815,180,332,428/81,170,855
  6. Step 6: Final answer
    x = 60,721,489.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.