Home / 1,334,691,996.87-2,000,636,546.27-449,069,913.20

Finding the Fourth Proportional to 1,334,691,996.87, 2,000,636,546.27 and 449,069,913.20

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Solution

The fourth proportional to 1,334,691,996.87, 2,000,636,546.27 and 449,069,913.20 is: 673,133,338.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,691,996.87 : 2,000,636,546.27 = 449,069,913.20 : x
  2. Step 2: Convert to fraction form
    1,334,691,996.87/2,000,636,546.27 = 449,069,913.20/x
  3. Step 3: Cross multiply
    1,334,691,996.87x = 2,000,636,546.27 × 449,069,913.20
  4. Step 4: Simplify right side
    1,334,691,996.87x = 898,425,680,183,532,544
  5. Step 5: Solve for x
    x = 898,425,680,183,532,544/1,334,691,996.87
  6. Step 6: Final answer
    x = 673,133,338.84

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1.5x scale

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.