Home / 655,268,008.91-982,905,687.79-218,567,494.22

Finding the Fourth Proportional to 655,268,008.91, 982,905,687.79 and 218,567,494.22

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Solution

The fourth proportional to 655,268,008.91, 982,905,687.79 and 218,567,494.22 is: 327,852,466.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,268,008.91 : 982,905,687.79 = 218,567,494.22 : x
  2. Step 2: Convert to fraction form
    655,268,008.91/982,905,687.79 = 218,567,494.22/x
  3. Step 3: Cross multiply
    655,268,008.91x = 982,905,687.79 × 218,567,494.22
  4. Step 4: Simplify right side
    655,268,008.91x = 214,831,233,229,385,024
  5. Step 5: Solve for x
    x = 214,831,233,229,385,024/655,268,008.91
  6. Step 6: Final answer
    x = 327,852,466.94

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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.