Home / 169,468,331.80-254,202,497.70-131,157,340.60

Finding the Fourth Proportional to 169,468,331.80, 254,202,497.70 and 131,157,340.60

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Solution

The fourth proportional to 169,468,331.80, 254,202,497.70 and 131,157,340.60 is: 196,736,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,468,331.80 : 254,202,497.70 = 131,157,340.60 : x
  2. Step 2: Convert to fraction form
    169,468,331.80/254,202,497.70 = 131,157,340.60/x
  3. Step 3: Cross multiply
    169,468,331.80x = 254,202,497.70 × 131,157,340.60
  4. Step 4: Simplify right side
    169,468,331.80x = 33,340,523,572,209,612
  5. Step 5: Solve for x
    x = 33,340,523,572,209,612/169,468,331.80
  6. Step 6: Final answer
    x = 196,736,010.90

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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.