Home / 552,599,757.40-762,931,821.41-351,769,947.25

Finding the Fourth Proportional to 552,599,757.40, 762,931,821.41 and 351,769,947.25

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Solution

The fourth proportional to 552,599,757.40, 762,931,821.41 and 351,769,947.25 is: 485,661,607.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,599,757.40 : 762,931,821.41 = 351,769,947.25 : x
  2. Step 2: Convert to fraction form
    552,599,757.40/762,931,821.41 = 351,769,947.25/x
  3. Step 3: Cross multiply
    552,599,757.40x = 762,931,821.41 × 351,769,947.25
  4. Step 4: Simplify right side
    552,599,757.40x = 268,376,486,570,983,264
  5. Step 5: Solve for x
    x = 268,376,486,570,983,264/552,599,757.40
  6. Step 6: Final answer
    x = 485,661,607.66

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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.