Home / 843,669,374.70-1,265,504,062.05-230,315,601.90

Finding the Fourth Proportional to 843,669,374.70, 1,265,504,062.05 and 230,315,601.90

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Solution

The fourth proportional to 843,669,374.70, 1,265,504,062.05 and 230,315,601.90 is: 345,473,402.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,669,374.70 : 1,265,504,062.05 = 230,315,601.90 : x
  2. Step 2: Convert to fraction form
    843,669,374.70/1,265,504,062.05 = 230,315,601.90/x
  3. Step 3: Cross multiply
    843,669,374.70x = 1,265,504,062.05 × 230,315,601.90
  4. Step 4: Simplify right side
    843,669,374.70x = 291,465,329,757,940,672
  5. Step 5: Solve for x
    x = 291,465,329,757,940,672/843,669,374.70
  6. Step 6: Final answer
    x = 345,473,402.85

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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.