Home / 502,284,696.76-693,160,942.98-276,232,615

Finding the Fourth Proportional to 502,284,696.76, 693,160,942.98 and 276,232,615

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Solution

The fourth proportional to 502,284,696.76, 693,160,942.98 and 276,232,615 is: 381,205,442.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,284,696.76 : 693,160,942.98 = 276,232,615 : x
  2. Step 2: Convert to fraction form
    502,284,696.76/693,160,942.98 = 276,232,615/x
  3. Step 3: Cross multiply
    502,284,696.76x = 693,160,942.98 × 276,232,615
  4. Step 4: Simplify right side
    502,284,696.76x = 191,473,659,895,231,296
  5. Step 5: Solve for x
    x = 191,473,659,895,231,296/502,284,696.76
  6. Step 6: Final answer
    x = 381,205,442.11

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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.