Home / 303,344,348.10-455,016,522.15-252,284,021.70

Finding the Fourth Proportional to 303,344,348.10, 455,016,522.15 and 252,284,021.70

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Solution

The fourth proportional to 303,344,348.10, 455,016,522.15 and 252,284,021.70 is: 378,426,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,344,348.10 : 455,016,522.15 = 252,284,021.70 : x
  2. Step 2: Convert to fraction form
    303,344,348.10/455,016,522.15 = 252,284,021.70/x
  3. Step 3: Cross multiply
    303,344,348.10x = 455,016,522.15 × 252,284,021.70
  4. Step 4: Simplify right side
    303,344,348.10x = 114,793,398,147,949,120
  5. Step 5: Solve for x
    x = 114,793,398,147,949,120/303,344,348.10
  6. Step 6: Final answer
    x = 378,426,032.55

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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.