Home / 108,497,234.72-162,747,120.60-31,821,802.04

Finding the Fourth Proportional to 108,497,234.72, 162,747,120.60 and 31,821,802.04

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Solution

The fourth proportional to 108,497,234.72, 162,747,120.60 and 31,821,802.04 is: 47,733,075.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,497,234.72 : 162,747,120.60 = 31,821,802.04 : x
  2. Step 2: Convert to fraction form
    108,497,234.72/162,747,120.60 = 31,821,802.04/x
  3. Step 3: Cross multiply
    108,497,234.72x = 162,747,120.60 × 31,821,802.04
  4. Step 4: Simplify right side
    108,497,234.72x = 5,178,906,654,313,206
  5. Step 5: Solve for x
    x = 5,178,906,654,313,206/108,497,234.72
  6. Step 6: Final answer
    x = 47,733,075.11

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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.