Home / 1,469,988,264.45-2,028,629,733.89-843,571,278.21

Finding the Fourth Proportional to 1,469,988,264.45, 2,028,629,733.89 and 843,571,278.21

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Solution

The fourth proportional to 1,469,988,264.45, 2,028,629,733.89 and 843,571,278.21 is: 1,164,154,720.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,988,264.45 : 2,028,629,733.89 = 843,571,278.21 : x
  2. Step 2: Convert to fraction form
    1,469,988,264.45/2,028,629,733.89 = 843,571,278.21/x
  3. Step 3: Cross multiply
    1,469,988,264.45x = 2,028,629,733.89 × 843,571,278.21
  4. Step 4: Simplify right side
    1,469,988,264.45x = 1,711,293,777,628,181,760
  5. Step 5: Solve for x
    x = 1,711,293,777,628,181,760/1,469,988,264.45
  6. Step 6: Final answer
    x = 1,164,154,720.83

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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.