Home / 511,150,266.40-766,202,852.40-251,966,855.20

Finding the Fourth Proportional to 511,150,266.40, 766,202,852.40 and 251,966,855.20

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Solution

The fourth proportional to 511,150,266.40, 766,202,852.40 and 251,966,855.20 is: 377,692,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,150,266.40 : 766,202,852.40 = 251,966,855.20 : x
  2. Step 2: Convert to fraction form
    511,150,266.40/766,202,852.40 = 251,966,855.20/x
  3. Step 3: Cross multiply
    511,150,266.40x = 766,202,852.40 × 251,966,855.20
  4. Step 4: Simplify right side
    511,150,266.40x = 193,057,723,164,497,760
  5. Step 5: Solve for x
    x = 193,057,723,164,497,760/511,150,266.40
  6. Step 6: Final answer
    x = 377,692,697.93

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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.