Home / 178,544,656.27-267,409,234.58-85,237,262.13

Finding the Fourth Proportional to 178,544,656.27, 267,409,234.58 and 85,237,262.13

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Solution

The fourth proportional to 178,544,656.27, 267,409,234.58 and 85,237,262.13 is: 127,661,233.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,544,656.27 : 267,409,234.58 = 85,237,262.13 : x
  2. Step 2: Convert to fraction form
    178,544,656.27/267,409,234.58 = 85,237,262.13/x
  3. Step 3: Cross multiply
    178,544,656.27x = 267,409,234.58 × 85,237,262.13
  4. Step 4: Simplify right side
    178,544,656.27x = 22,793,231,023,878,120
  5. Step 5: Solve for x
    x = 22,793,231,023,878,120/178,544,656.27
  6. Step 6: Final answer
    x = 127,661,233.33

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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.