Home / 178,104,351.60-267,156,527.40-137,743,801.20

Finding the Fourth Proportional to 178,104,351.60, 267,156,527.40 and 137,743,801.20

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Solution

The fourth proportional to 178,104,351.60, 267,156,527.40 and 137,743,801.20 is: 206,615,701.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,104,351.60 : 267,156,527.40 = 137,743,801.20 : x
  2. Step 2: Convert to fraction form
    178,104,351.60/267,156,527.40 = 137,743,801.20/x
  3. Step 3: Cross multiply
    178,104,351.60x = 267,156,527.40 × 137,743,801.20
  4. Step 4: Simplify right side
    178,104,351.60x = 36,799,155,599,467,952
  5. Step 5: Solve for x
    x = 36,799,155,599,467,952/178,104,351.60
  6. Step 6: Final answer
    x = 206,615,701.80

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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.