Home / 295,245,496.60-442,868,244.90-172,297,605.40

Finding the Fourth Proportional to 295,245,496.60, 442,868,244.90 and 172,297,605.40

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Solution

The fourth proportional to 295,245,496.60, 442,868,244.90 and 172,297,605.40 is: 258,446,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,496.60 : 442,868,244.90 = 172,297,605.40 : x
  2. Step 2: Convert to fraction form
    295,245,496.60/442,868,244.90 = 172,297,605.40/x
  3. Step 3: Cross multiply
    295,245,496.60x = 442,868,244.90 × 172,297,605.40
  4. Step 4: Simplify right side
    295,245,496.60x = 76,305,138,103,970,768
  5. Step 5: Solve for x
    x = 76,305,138,103,970,768/295,245,496.60
  6. Step 6: Final answer
    x = 258,446,408.10

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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.