Home / 231,342,380.37-347,071,006.04-114,812,427.78

Finding the Fourth Proportional to 231,342,380.37, 347,071,006.04 and 114,812,427.78

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Solution

The fourth proportional to 231,342,380.37, 347,071,006.04 and 114,812,427.78 is: 172,247,146.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,342,380.37 : 347,071,006.04 = 114,812,427.78 : x
  2. Step 2: Convert to fraction form
    231,342,380.37/347,071,006.04 = 114,812,427.78/x
  3. Step 3: Cross multiply
    231,342,380.37x = 347,071,006.04 × 114,812,427.78
  4. Step 4: Simplify right side
    231,342,380.37x = 39,848,064,814,925,384
  5. Step 5: Solve for x
    x = 39,848,064,814,925,384/231,342,380.37
  6. Step 6: Final answer
    x = 172,247,146.20

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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.