Home / 82,005,718.31-113,170,253.23-45,338,651.27

Finding the Fourth Proportional to 82,005,718.31, 113,170,253.23 and 45,338,651.27

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Solution

The fourth proportional to 82,005,718.31, 113,170,253.23 and 45,338,651.27 is: 62,568,644.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,005,718.31 : 113,170,253.23 = 45,338,651.27 : x
  2. Step 2: Convert to fraction form
    82,005,718.31/113,170,253.23 = 45,338,651.27/x
  3. Step 3: Cross multiply
    82,005,718.31x = 113,170,253.23 × 45,338,651.27
  4. Step 4: Simplify right side
    82,005,718.31x = 5,130,986,645,672,160
  5. Step 5: Solve for x
    x = 5,130,986,645,672,160/82,005,718.31
  6. Step 6: Final answer
    x = 62,568,644.62

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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.