Home / 82,243,523.34-123,364,333.89-19,995,190.27

Finding the Fourth Proportional to 82,243,523.34, 123,364,333.89 and 19,995,190.27

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Solution

The fourth proportional to 82,243,523.34, 123,364,333.89 and 19,995,190.27 is: 29,992,554.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,243,523.34 : 123,364,333.89 = 19,995,190.27 : x
  2. Step 2: Convert to fraction form
    82,243,523.34/123,364,333.89 = 19,995,190.27/x
  3. Step 3: Cross multiply
    82,243,523.34x = 123,364,333.89 × 19,995,190.27
  4. Step 4: Simplify right side
    82,243,523.34x = 2,466,693,328,353,948
  5. Step 5: Solve for x
    x = 2,466,693,328,353,948/82,243,523.34
  6. Step 6: Final answer
    x = 29,992,554.16

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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.