Home / 82,002,695.34-123,035,021.85-49,236,111.44

Finding the Fourth Proportional to 82,002,695.34, 123,035,021.85 and 49,236,111.44

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Solution

The fourth proportional to 82,002,695.34, 123,035,021.85 and 49,236,111.44 is: 73,872,767.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,002,695.34 : 123,035,021.85 = 49,236,111.44 : x
  2. Step 2: Convert to fraction form
    82,002,695.34/123,035,021.85 = 49,236,111.44/x
  3. Step 3: Cross multiply
    82,002,695.34x = 123,035,021.85 × 49,236,111.44
  4. Step 4: Simplify right side
    82,002,695.34x = 6,057,766,046,583,254
  5. Step 5: Solve for x
    x = 6,057,766,046,583,254/82,002,695.34
  6. Step 6: Final answer
    x = 73,872,767.49

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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.