Home / 655,268,006.66-982,905,684.40-218,567,491.95

Finding the Fourth Proportional to 655,268,006.66, 982,905,684.40 and 218,567,491.95

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Solution

The fourth proportional to 655,268,006.66, 982,905,684.40 and 218,567,491.95 is: 327,852,463.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,268,006.66 : 982,905,684.40 = 218,567,491.95 : x
  2. Step 2: Convert to fraction form
    655,268,006.66/982,905,684.40 = 218,567,491.95/x
  3. Step 3: Cross multiply
    655,268,006.66x = 982,905,684.40 × 218,567,491.95
  4. Step 4: Simplify right side
    655,268,006.66x = 214,831,230,266,665,376
  5. Step 5: Solve for x
    x = 214,831,230,266,665,376/655,268,006.66
  6. Step 6: Final answer
    x = 327,852,463.55

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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.