Home / 275,288,133.20-412,932,199.80-166,449,016.40

Finding the Fourth Proportional to 275,288,133.20, 412,932,199.80 and 166,449,016.40

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Solution

The fourth proportional to 275,288,133.20, 412,932,199.80 and 166,449,016.40 is: 249,673,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,288,133.20 : 412,932,199.80 = 166,449,016.40 : x
  2. Step 2: Convert to fraction form
    275,288,133.20/412,932,199.80 = 166,449,016.40/x
  3. Step 3: Cross multiply
    275,288,133.20x = 412,932,199.80 × 166,449,016.40
  4. Step 4: Simplify right side
    275,288,133.20x = 68,732,158,496,598,280
  5. Step 5: Solve for x
    x = 68,732,158,496,598,280/275,288,133.20
  6. Step 6: Final answer
    x = 249,673,524.60

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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.