Home / 1,996,853,496.26-2,989,451,976.78-1,165,258,818.50

Finding the Fourth Proportional to 1,996,853,496.26, 2,989,451,976.78 and 1,165,258,818.50

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Solution

The fourth proportional to 1,996,853,496.26, 2,989,451,976.78 and 1,165,258,818.50 is: 1,744,487,156.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,853,496.26 : 2,989,451,976.78 = 1,165,258,818.50 : x
  2. Step 2: Convert to fraction form
    1,996,853,496.26/2,989,451,976.78 = 1,165,258,818.50/x
  3. Step 3: Cross multiply
    1,996,853,496.26x = 2,989,451,976.78 × 1,165,258,818.50
  4. Step 4: Simplify right side
    1,996,853,496.26x = 3,483,485,278,425,152,512
  5. Step 5: Solve for x
    x = 3,483,485,278,425,152,512/1,996,853,496.26
  6. Step 6: Final answer
    x = 1,744,487,156.89

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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.