Home / 552,599,857.50-762,931,959.72-351,770,047.50

Finding the Fourth Proportional to 552,599,857.50, 762,931,959.72 and 351,770,047.50

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Solution

The fourth proportional to 552,599,857.50, 762,931,959.72 and 351,770,047.50 is: 485,661,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,599,857.50 : 762,931,959.72 = 351,770,047.50 : x
  2. Step 2: Convert to fraction form
    552,599,857.50/762,931,959.72 = 351,770,047.50/x
  3. Step 3: Cross multiply
    552,599,857.50x = 762,931,959.72 × 351,770,047.50
  4. Step 4: Simplify right side
    552,599,857.50x = 268,376,611,709,972,512
  5. Step 5: Solve for x
    x = 268,376,611,709,972,512/552,599,857.50
  6. Step 6: Final answer
    x = 485,661,746.14

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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.