Home / 1,373,911,680.87-1,895,996,684.27-747,378,614.14

Finding the Fourth Proportional to 1,373,911,680.87, 1,895,996,684.27 and 747,378,614.14

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Solution

The fourth proportional to 1,373,911,680.87, 1,895,996,684.27 and 747,378,614.14 is: 1,031,381,706.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,911,680.87 : 1,895,996,684.27 = 747,378,614.14 : x
  2. Step 2: Convert to fraction form
    1,373,911,680.87/1,895,996,684.27 = 747,378,614.14/x
  3. Step 3: Cross multiply
    1,373,911,680.87x = 1,895,996,684.27 × 747,378,614.14
  4. Step 4: Simplify right side
    1,373,911,680.87x = 1,417,027,374,300,876,288
  5. Step 5: Solve for x
    x = 1,417,027,374,300,876,288/1,373,911,680.87
  6. Step 6: Final answer
    x = 1,031,381,706.72

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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.