Home / 1,420,269,144.27-1,960,031,949.41-793,737,553.76

Finding the Fourth Proportional to 1,420,269,144.27, 1,960,031,949.41 and 793,737,553.76

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Solution

The fourth proportional to 1,420,269,144.27, 1,960,031,949.41 and 793,737,553.76 is: 1,095,391,652.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,269,144.27 : 1,960,031,949.41 = 793,737,553.76 : x
  2. Step 2: Convert to fraction form
    1,420,269,144.27/1,960,031,949.41 = 793,737,553.76/x
  3. Step 3: Cross multiply
    1,420,269,144.27x = 1,960,031,949.41 × 793,737,553.76
  4. Step 4: Simplify right side
    1,420,269,144.27x = 1,555,750,964,812,168,704
  5. Step 5: Solve for x
    x = 1,555,750,964,812,168,704/1,420,269,144.27
  6. Step 6: Final answer
    x = 1,095,391,652.41

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Double scale
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1.5x scale

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.