Home / 169,148,471.80-253,510,131.30-82,700,735.80

Finding the Fourth Proportional to 169,148,471.80, 253,510,131.30 and 82,700,735.80

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Solution

The fourth proportional to 169,148,471.80, 253,510,131.30 and 82,700,735.80 is: 123,947,170.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,148,471.80 : 253,510,131.30 = 82,700,735.80 : x
  2. Step 2: Convert to fraction form
    169,148,471.80/253,510,131.30 = 82,700,735.80/x
  3. Step 3: Cross multiply
    169,148,471.80x = 253,510,131.30 × 82,700,735.80
  4. Step 4: Simplify right side
    169,148,471.80x = 20,965,474,391,264,612
  5. Step 5: Solve for x
    x = 20,965,474,391,264,612/169,148,471.80
  6. Step 6: Final answer
    x = 123,947,170.01

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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.