Home / 105,396,110.38-158,139,380.58-40,745,314

Finding the Fourth Proportional to 105,396,110.38, 158,139,380.58 and 40,745,314

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Solution

The fourth proportional to 105,396,110.38, 158,139,380.58 and 40,745,314 is: 61,135,450.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,396,110.38 : 158,139,380.58 = 40,745,314 : x
  2. Step 2: Convert to fraction form
    105,396,110.38/158,139,380.58 = 40,745,314/x
  3. Step 3: Cross multiply
    105,396,110.38x = 158,139,380.58 × 40,745,314
  4. Step 4: Simplify right side
    105,396,110.38x = 6,443,438,717,497,603
  5. Step 5: Solve for x
    x = 6,443,438,717,497,603/105,396,110.38
  6. Step 6: Final answer
    x = 61,135,450.77

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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.