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Finding the Third Proportional to 445,768,420 and 675,384,208

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Solution

The third proportional to 445,768,420 and 675,384,208 is: 1,023,275,333.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,768,420 : 675,384,208 = 675,384,208 : x
  2. Step 2: Convert to fraction form
    445,768,420/675,384,208 = 675,384,208/x
  3. Step 3: Cross multiply
    445,768,420x = 675,384,208 × 675,384,208
  4. Step 4: Simplify right side
    445,768,420x = 456,143,828,415,787,264
  5. Step 5: Solve for x
    x = 456,143,828,415,787,264/445,768,420
  6. Step 6: Final answer
    x = 1,023,275,333.00

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.