Home / 178,544,653.52-267,409,230.46-85,237,259.38

Finding the Fourth Proportional to 178,544,653.52, 267,409,230.46 and 85,237,259.38

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Solution

The fourth proportional to 178,544,653.52, 267,409,230.46 and 85,237,259.38 is: 127,661,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,544,653.52 : 267,409,230.46 = 85,237,259.38 : x
  2. Step 2: Convert to fraction form
    178,544,653.52/267,409,230.46 = 85,237,259.38/x
  3. Step 3: Cross multiply
    178,544,653.52x = 267,409,230.46 × 85,237,259.38
  4. Step 4: Simplify right side
    178,544,653.52x = 22,793,229,936,443,600
  5. Step 5: Solve for x
    x = 22,793,229,936,443,600/178,544,653.52
  6. Step 6: Final answer
    x = 127,661,229.21

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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.