Home / 82,337,086.78-123,349,738.64-54,960,832.06

Finding the Fourth Proportional to 82,337,086.78, 123,349,738.64 and 54,960,832.06

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Solution

The fourth proportional to 82,337,086.78, 123,349,738.64 and 54,960,832.06 is: 82,337,188.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,337,086.78 : 123,349,738.64 = 54,960,832.06 : x
  2. Step 2: Convert to fraction form
    82,337,086.78/123,349,738.64 = 54,960,832.06/x
  3. Step 3: Cross multiply
    82,337,086.78x = 123,349,738.64 × 54,960,832.06
  4. Step 4: Simplify right side
    82,337,086.78x = 6,779,404,270,037,933
  5. Step 5: Solve for x
    x = 6,779,404,270,037,933/82,337,086.78
  6. Step 6: Final answer
    x = 82,337,188.93

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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.