Home / 1,685,597,672.82-2,326,129,765.20-932,963,123.10

Finding the Fourth Proportional to 1,685,597,672.82, 2,326,129,765.20 and 932,963,123.10

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Solution

The fourth proportional to 1,685,597,672.82, 2,326,129,765.20 and 932,963,123.10 is: 1,287,491,864.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,597,672.82 : 2,326,129,765.20 = 932,963,123.10 : x
  2. Step 2: Convert to fraction form
    1,685,597,672.82/2,326,129,765.20 = 932,963,123.10/x
  3. Step 3: Cross multiply
    1,685,597,672.82x = 2,326,129,765.20 × 932,963,123.10
  4. Step 4: Simplify right side
    1,685,597,672.82x = 2,170,193,290,476,861,696
  5. Step 5: Solve for x
    x = 2,170,193,290,476,861,696/1,685,597,672.82
  6. Step 6: Final answer
    x = 1,287,491,864.44

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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.