Home / 82,201,718.57-123,213,452.13-41,162,222.52

Finding the Fourth Proportional to 82,201,718.57, 123,213,452.13 and 41,162,222.52

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Solution

The fourth proportional to 82,201,718.57, 123,213,452.13 and 41,162,222.52 is: 61,698,704.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,201,718.57 : 123,213,452.13 = 41,162,222.52 : x
  2. Step 2: Convert to fraction form
    82,201,718.57/123,213,452.13 = 41,162,222.52/x
  3. Step 3: Cross multiply
    82,201,718.57x = 123,213,452.13 × 41,162,222.52
  4. Step 4: Simplify right side
    82,201,718.57x = 5,071,739,534,032,428
  5. Step 5: Solve for x
    x = 5,071,739,534,032,428/82,201,718.57
  6. Step 6: Final answer
    x = 61,698,704.39

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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.