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Finding the Third Proportional to 64,764,124 and 140,289,944

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Solution

The third proportional to 64,764,124 and 140,289,944 is: 303,891,524.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,764,124 : 140,289,944 = 140,289,944 : x
  2. Step 2: Convert to fraction form
    64,764,124/140,289,944 = 140,289,944/x
  3. Step 3: Cross multiply
    64,764,124x = 140,289,944 × 140,289,944
  4. Step 4: Simplify right side
    64,764,124x = 19,681,268,387,523,136
  5. Step 5: Solve for x
    x = 19,681,268,387,523,136/64,764,124
  6. Step 6: Final answer
    x = 303,891,524.69

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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.