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Finding the Third Proportional to 403,542,126 and 868,975,182

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Solution

The third proportional to 403,542,126 and 868,975,182 is: 1,871,224,385.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,542,126 : 868,975,182 = 868,975,182 : x
  2. Step 2: Convert to fraction form
    403,542,126/868,975,182 = 868,975,182/x
  3. Step 3: Cross multiply
    403,542,126x = 868,975,182 × 868,975,182
  4. Step 4: Simplify right side
    403,542,126x = 755,117,866,931,933,184
  5. Step 5: Solve for x
    x = 755,117,866,931,933,184/403,542,126
  6. Step 6: Final answer
    x = 1,871,224,385.96

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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.