Home / 169,468,330.80-254,202,496.20-131,157,339.60

Finding the Fourth Proportional to 169,468,330.80, 254,202,496.20 and 131,157,339.60

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Solution

The fourth proportional to 169,468,330.80, 254,202,496.20 and 131,157,339.60 is: 196,736,009.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,468,330.80 : 254,202,496.20 = 131,157,339.60 : x
  2. Step 2: Convert to fraction form
    169,468,330.80/254,202,496.20 = 131,157,339.60/x
  3. Step 3: Cross multiply
    169,468,330.80x = 254,202,496.20 × 131,157,339.60
  4. Step 4: Simplify right side
    169,468,330.80x = 33,340,523,121,271,108
  5. Step 5: Solve for x
    x = 33,340,523,121,271,108/169,468,330.80
  6. Step 6: Final answer
    x = 196,736,009.40

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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.