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Finding the Fourth Proportional to 237,881,373.64, 327,664,642.44 and 168,146,866.60

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Solution

The fourth proportional to 237,881,373.64, 327,664,642.44 and 168,146,866.60 is: 231,610,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,881,373.64 : 327,664,642.44 = 168,146,866.60 : x
  2. Step 2: Convert to fraction form
    237,881,373.64/327,664,642.44 = 168,146,866.60/x
  3. Step 3: Cross multiply
    237,881,373.64x = 327,664,642.44 × 168,146,866.60
  4. Step 4: Simplify right side
    237,881,373.64x = 55,095,782,921,895,376
  5. Step 5: Solve for x
    x = 55,095,782,921,895,376/237,881,373.64
  6. Step 6: Final answer
    x = 231,610,327.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.