Home / 167,654,814.30-251,482,221.45-159,718,628.70

Finding the Fourth Proportional to 167,654,814.30, 251,482,221.45 and 159,718,628.70

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Solution

The fourth proportional to 167,654,814.30, 251,482,221.45 and 159,718,628.70 is: 239,577,943.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,654,814.30 : 251,482,221.45 = 159,718,628.70 : x
  2. Step 2: Convert to fraction form
    167,654,814.30/251,482,221.45 = 159,718,628.70/x
  3. Step 3: Cross multiply
    167,654,814.30x = 251,482,221.45 × 159,718,628.70
  4. Step 4: Simplify right side
    167,654,814.30x = 40,166,395,552,423,720
  5. Step 5: Solve for x
    x = 40,166,395,552,423,720/167,654,814.30
  6. Step 6: Final answer
    x = 239,577,943.05

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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.