Home / 655,268,013.84-982,905,695.18-218,567,499.13

Finding the Fourth Proportional to 655,268,013.84, 982,905,695.18 and 218,567,499.13

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Solution

The fourth proportional to 655,268,013.84, 982,905,695.18 and 218,567,499.13 is: 327,852,474.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,268,013.84 : 982,905,695.18 = 218,567,499.13 : x
  2. Step 2: Convert to fraction form
    655,268,013.84/982,905,695.18 = 218,567,499.13/x
  3. Step 3: Cross multiply
    655,268,013.84x = 982,905,695.18 × 218,567,499.13
  4. Step 4: Simplify right side
    655,268,013.84x = 214,831,239,677,082,112
  5. Step 5: Solve for x
    x = 214,831,239,677,082,112/655,268,013.84
  6. Step 6: Final answer
    x = 327,852,474.31

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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.