Home / 167,733,034.80-231,481,115.64-100,772,473.20

Finding the Fourth Proportional to 167,733,034.80, 231,481,115.64 and 100,772,473.20

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Solution

The fourth proportional to 167,733,034.80, 231,481,115.64 and 100,772,473.20 is: 139,071,737.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,733,034.80 : 231,481,115.64 = 100,772,473.20 : x
  2. Step 2: Convert to fraction form
    167,733,034.80/231,481,115.64 = 100,772,473.20/x
  3. Step 3: Cross multiply
    167,733,034.80x = 231,481,115.64 × 100,772,473.20
  4. Step 4: Simplify right side
    167,733,034.80x = 23,326,924,522,138,000
  5. Step 5: Solve for x
    x = 23,326,924,522,138,000/167,733,034.80
  6. Step 6: Final answer
    x = 139,071,737.12

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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.