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Finding the Third Proportional to 351,036,438 and 756,017,580

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Solution

The third proportional to 351,036,438 and 756,017,580 is: 1,628,214,394.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,036,438 : 756,017,580 = 756,017,580 : x
  2. Step 2: Convert to fraction form
    351,036,438/756,017,580 = 756,017,580/x
  3. Step 3: Cross multiply
    351,036,438x = 756,017,580 × 756,017,580
  4. Step 4: Simplify right side
    351,036,438x = 571,562,581,269,056,384
  5. Step 5: Solve for x
    x = 571,562,581,269,056,384/351,036,438
  6. Step 6: Final answer
    x = 1,628,214,394.28

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.