Home / 1,529,905,121.70-2,294,857,682.55-495,508,359.30

Finding the Fourth Proportional to 1,529,905,121.70, 2,294,857,682.55 and 495,508,359.30

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Solution

The fourth proportional to 1,529,905,121.70, 2,294,857,682.55 and 495,508,359.30 is: 743,262,538.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,905,121.70 : 2,294,857,682.55 = 495,508,359.30 : x
  2. Step 2: Convert to fraction form
    1,529,905,121.70/2,294,857,682.55 = 495,508,359.30/x
  3. Step 3: Cross multiply
    1,529,905,121.70x = 2,294,857,682.55 × 495,508,359.30
  4. Step 4: Simplify right side
    1,529,905,121.70x = 1,137,121,165,107,350,912
  5. Step 5: Solve for x
    x = 1,137,121,165,107,350,912/1,529,905,121.70
  6. Step 6: Final answer
    x = 743,262,538.95

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.