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Finding the Third Proportional to 18,145,200,408 and 28,464,439,536

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Solution

The third proportional to 18,145,200,408 and 28,464,439,536 is: 44,652,266,157.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,200,408 : 28,464,439,536 = 28,464,439,536 : x
  2. Step 2: Convert to fraction form
    18,145,200,408/28,464,439,536 = 28,464,439,536/x
  3. Step 3: Cross multiply
    18,145,200,408x = 28,464,439,536 × 28,464,439,536
  4. Step 4: Simplify right side
    18,145,200,408x = 810,224,318,098,599,837,696
  5. Step 5: Solve for x
    x = 810,224,318,098,599,837,696/18,145,200,408
  6. Step 6: Final answer
    x = 44,652,266,157.47

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.