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Finding the Third Proportional to 79,390,614 and 171,973,488

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Solution

The third proportional to 79,390,614 and 171,973,488 is: 372,523,640.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,390,614 : 171,973,488 = 171,973,488 : x
  2. Step 2: Convert to fraction form
    79,390,614/171,973,488 = 171,973,488/x
  3. Step 3: Cross multiply
    79,390,614x = 171,973,488 × 171,973,488
  4. Step 4: Simplify right side
    79,390,614x = 29,574,880,574,886,144
  5. Step 5: Solve for x
    x = 29,574,880,574,886,144/79,390,614
  6. Step 6: Final answer
    x = 372,523,640.83

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