Home / 343,405,421.33-474,022,748.77-204,175,850.94

Finding the Fourth Proportional to 343,405,421.33, 474,022,748.77 and 204,175,850.94

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Solution

The fourth proportional to 343,405,421.33, 474,022,748.77 and 204,175,850.94 is: 281,835,964.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,405,421.33 : 474,022,748.77 = 204,175,850.94 : x
  2. Step 2: Convert to fraction form
    343,405,421.33/474,022,748.77 = 204,175,850.94/x
  3. Step 3: Cross multiply
    343,405,421.33x = 474,022,748.77 × 204,175,850.94
  4. Step 4: Simplify right side
    343,405,421.33x = 96,783,998,094,522,144
  5. Step 5: Solve for x
    x = 96,783,998,094,522,144/343,405,421.33
  6. Step 6: Final answer
    x = 281,835,964.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.