Home / 295,245,288.60-442,867,932.90-172,297,397.40

Finding the Fourth Proportional to 295,245,288.60, 442,867,932.90 and 172,297,397.40

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Solution

The fourth proportional to 295,245,288.60, 442,867,932.90 and 172,297,397.40 is: 258,446,096.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,288.60 : 442,867,932.90 = 172,297,397.40 : x
  2. Step 2: Convert to fraction form
    295,245,288.60/442,867,932.90 = 172,297,397.40/x
  3. Step 3: Cross multiply
    295,245,288.60x = 442,867,932.90 × 172,297,397.40
  4. Step 4: Simplify right side
    295,245,288.60x = 76,304,992,230,587,840
  5. Step 5: Solve for x
    x = 76,304,992,230,587,840/295,245,288.60
  6. Step 6: Final answer
    x = 258,446,096.10

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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.