Home / 104,172,188.91-156,243,073.16-30,376,138.56

Finding the Fourth Proportional to 104,172,188.91, 156,243,073.16 and 30,376,138.56

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Solution

The fourth proportional to 104,172,188.91, 156,243,073.16 and 30,376,138.56 is: 45,559,772.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,172,188.91 : 156,243,073.16 = 30,376,138.56 : x
  2. Step 2: Convert to fraction form
    104,172,188.91/156,243,073.16 = 30,376,138.56/x
  3. Step 3: Cross multiply
    104,172,188.91x = 156,243,073.16 × 30,376,138.56
  4. Step 4: Simplify right side
    104,172,188.91x = 4,746,061,239,365,417
  5. Step 5: Solve for x
    x = 4,746,061,239,365,417/104,172,188.91
  6. Step 6: Final answer
    x = 45,559,772.61

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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.