Home / 163,206,731.80-244,810,097.70-126,218,438.20

Finding the Fourth Proportional to 163,206,731.80, 244,810,097.70 and 126,218,438.20

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Solution

The fourth proportional to 163,206,731.80, 244,810,097.70 and 126,218,438.20 is: 189,327,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,206,731.80 : 244,810,097.70 = 126,218,438.20 : x
  2. Step 2: Convert to fraction form
    163,206,731.80/244,810,097.70 = 126,218,438.20/x
  3. Step 3: Cross multiply
    163,206,731.80x = 244,810,097.70 × 126,218,438.20
  4. Step 4: Simplify right side
    163,206,731.80x = 30,899,548,187,283,412
  5. Step 5: Solve for x
    x = 30,899,548,187,283,412/163,206,731.80
  6. Step 6: Final answer
    x = 189,327,657.30

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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.