Home / 178,100,999.10-267,151,498.65-137,740,448.70

Finding the Fourth Proportional to 178,100,999.10, 267,151,498.65 and 137,740,448.70

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Solution

The fourth proportional to 178,100,999.10, 267,151,498.65 and 137,740,448.70 is: 206,610,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,100,999.10 : 267,151,498.65 = 137,740,448.70 : x
  2. Step 2: Convert to fraction form
    178,100,999.10/267,151,498.65 = 137,740,448.70/x
  3. Step 3: Cross multiply
    178,100,999.10x = 267,151,498.65 × 137,740,448.70
  4. Step 4: Simplify right side
    178,100,999.10x = 36,797,567,294,928,440
  5. Step 5: Solve for x
    x = 36,797,567,294,928,440/178,100,999.10
  6. Step 6: Final answer
    x = 206,610,673.05

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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.