Home / 165,996,896.20-248,995,344.30-108,666,003.40

Finding the Fourth Proportional to 165,996,896.20, 248,995,344.30 and 108,666,003.40

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Solution

The fourth proportional to 165,996,896.20, 248,995,344.30 and 108,666,003.40 is: 162,999,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,996,896.20 : 248,995,344.30 = 108,666,003.40 : x
  2. Step 2: Convert to fraction form
    165,996,896.20/248,995,344.30 = 108,666,003.40/x
  3. Step 3: Cross multiply
    165,996,896.20x = 248,995,344.30 × 108,666,003.40
  4. Step 4: Simplify right side
    165,996,896.20x = 27,057,328,930,287,972
  5. Step 5: Solve for x
    x = 27,057,328,930,287,972/165,996,896.20
  6. Step 6: Final answer
    x = 162,999,005.10

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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.