Home / 172,773,050.80-259,159,576.20-108,202,969.30

Finding the Fourth Proportional to 172,773,050.80, 259,159,576.20 and 108,202,969.30

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Solution

The fourth proportional to 172,773,050.80, 259,159,576.20 and 108,202,969.30 is: 162,304,453.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,773,050.80 : 259,159,576.20 = 108,202,969.30 : x
  2. Step 2: Convert to fraction form
    172,773,050.80/259,159,576.20 = 108,202,969.30/x
  3. Step 3: Cross multiply
    172,773,050.80x = 259,159,576.20 × 108,202,969.30
  4. Step 4: Simplify right side
    172,773,050.80x = 28,041,835,667,369,608
  5. Step 5: Solve for x
    x = 28,041,835,667,369,608/172,773,050.80
  6. Step 6: Final answer
    x = 162,304,453.95

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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.