Home / 206,954,504,874.10-310,431,757,311.15-112,917,507,958.90

Finding the Fourth Proportional to 206,954,504,874.10, 310,431,757,311.15 and 112,917,507,958.90

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Solution

The fourth proportional to 206,954,504,874.10, 310,431,757,311.15 and 112,917,507,958.90 is: 169,376,261,938.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,954,504,874.10 : 310,431,757,311.15 = 112,917,507,958.90 : x
  2. Step 2: Convert to fraction form
    206,954,504,874.10/310,431,757,311.15 = 112,917,507,958.90/x
  3. Step 3: Cross multiply
    206,954,504,874.10x = 310,431,757,311.15 × 112,917,507,958.90
  4. Step 4: Simplify right side
    206,954,504,874.10x = 35,053,180,426,877,094,854,656
  5. Step 5: Solve for x
    x = 35,053,180,426,877,094,854,656/206,954,504,874.10
  6. Step 6: Final answer
    x = 169,376,261,938.35

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1.5x scale

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.