Home / 82,467,085.46-113,801,459.94-45,800,018.42

Finding the Fourth Proportional to 82,467,085.46, 113,801,459.94 and 45,800,018.42

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Solution

The fourth proportional to 82,467,085.46, 113,801,459.94 and 45,800,018.42 is: 63,202,293.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,467,085.46 : 113,801,459.94 = 45,800,018.42 : x
  2. Step 2: Convert to fraction form
    82,467,085.46/113,801,459.94 = 45,800,018.42/x
  3. Step 3: Cross multiply
    82,467,085.46x = 113,801,459.94 × 45,800,018.42
  4. Step 4: Simplify right side
    82,467,085.46x = 5,212,108,960,905,885
  5. Step 5: Solve for x
    x = 5,212,108,960,905,885/82,467,085.46
  6. Step 6: Final answer
    x = 63,202,293.77

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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.