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Finding the Third Proportional to 3,358,989,851.69 and 7,276,914,471.36

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Solution

The third proportional to 3,358,989,851.69 and 7,276,914,471.36 is: 15,764,705,033.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358,989,851.69 : 7,276,914,471.36 = 7,276,914,471.36 : x
  2. Step 2: Convert to fraction form
    3,358,989,851.69/7,276,914,471.36 = 7,276,914,471.36/x
  3. Step 3: Cross multiply
    3,358,989,851.69x = 7,276,914,471.36 × 7,276,914,471.36
  4. Step 4: Simplify right side
    3,358,989,851.69x = 52,953,484,223,452,200,960
  5. Step 5: Solve for x
    x = 52,953,484,223,452,200,960/3,358,989,851.69
  6. Step 6: Final answer
    x = 15,764,705,033.83

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.