Home / 165,217,846.20-248,017,694.40-88,690,342.20

Finding the Fourth Proportional to 165,217,846.20, 248,017,694.40 and 88,690,342.20

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Solution

The fourth proportional to 165,217,846.20, 248,017,694.40 and 88,690,342.20 is: 133,138,003.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,217,846.20 : 248,017,694.40 = 88,690,342.20 : x
  2. Step 2: Convert to fraction form
    165,217,846.20/248,017,694.40 = 88,690,342.20/x
  3. Step 3: Cross multiply
    165,217,846.20x = 248,017,694.40 × 88,690,342.20
  4. Step 4: Simplify right side
    165,217,846.20x = 21,996,774,187,991,024
  5. Step 5: Solve for x
    x = 21,996,774,187,991,024/165,217,846.20
  6. Step 6: Final answer
    x = 133,138,003.51

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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.