Home / 323,364,760.60-485,117,999.70-159,680,932.60

Finding the Fourth Proportional to 323,364,760.60, 485,117,999.70 and 159,680,932.60

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Solution

The fourth proportional to 323,364,760.60, 485,117,999.70 and 159,680,932.60 is: 239,556,389.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,364,760.60 : 485,117,999.70 = 159,680,932.60 : x
  2. Step 2: Convert to fraction form
    323,364,760.60/485,117,999.70 = 159,680,932.60/x
  3. Step 3: Cross multiply
    323,364,760.60x = 485,117,999.70 × 159,680,932.60
  4. Step 4: Simplify right side
    323,364,760.60x = 77,464,094,613,142,512
  5. Step 5: Solve for x
    x = 77,464,094,613,142,512/323,364,760.60
  6. Step 6: Final answer
    x = 239,556,389.72

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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.