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Finding the Third Proportional to 64,764,060 and 140,289,810

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Solution

The third proportional to 64,764,060 and 140,289,810 is: 303,891,244.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,764,060 : 140,289,810 = 140,289,810 : x
  2. Step 2: Convert to fraction form
    64,764,060/140,289,810 = 140,289,810/x
  3. Step 3: Cross multiply
    64,764,060x = 140,289,810 × 140,289,810
  4. Step 4: Simplify right side
    64,764,060x = 19,681,230,789,836,100
  5. Step 5: Solve for x
    x = 19,681,230,789,836,100/64,764,060
  6. Step 6: Final answer
    x = 303,891,244.46

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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.