Home / 178,308,049.60-267,462,074.40-115,890,304.15

Finding the Fourth Proportional to 178,308,049.60, 267,462,074.40 and 115,890,304.15

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Solution

The fourth proportional to 178,308,049.60, 267,462,074.40 and 115,890,304.15 is: 173,835,456.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,308,049.60 : 267,462,074.40 = 115,890,304.15 : x
  2. Step 2: Convert to fraction form
    178,308,049.60/267,462,074.40 = 115,890,304.15/x
  3. Step 3: Cross multiply
    178,308,049.60x = 267,462,074.40 × 115,890,304.15
  4. Step 4: Simplify right side
    178,308,049.60x = 30,996,261,150,805,932
  5. Step 5: Solve for x
    x = 30,996,261,150,805,932/178,308,049.60
  6. Step 6: Final answer
    x = 173,835,456.23

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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.