Home / 511,203,377.60-766,917,040.80-166,098,276.80

Finding the Fourth Proportional to 511,203,377.60, 766,917,040.80 and 166,098,276.80

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Solution

The fourth proportional to 511,203,377.60, 766,917,040.80 and 166,098,276.80 is: 249,183,797.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,203,377.60 : 766,917,040.80 = 166,098,276.80 : x
  2. Step 2: Convert to fraction form
    511,203,377.60/766,917,040.80 = 166,098,276.80/x
  3. Step 3: Cross multiply
    511,203,377.60x = 766,917,040.80 × 166,098,276.80
  4. Step 4: Simplify right side
    511,203,377.60x = 127,383,598,925,435,296
  5. Step 5: Solve for x
    x = 127,383,598,925,435,296/511,203,377.60
  6. Step 6: Final answer
    x = 249,183,797.50

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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.