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Finding the Third Proportional to 21,806,735,156 and 47,434,235,965

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Solution

The third proportional to 21,806,735,156 and 47,434,235,965 is: 103,179,440,915.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,735,156 : 47,434,235,965 = 47,434,235,965 : x
  2. Step 2: Convert to fraction form
    21,806,735,156/47,434,235,965 = 47,434,235,965/x
  3. Step 3: Cross multiply
    21,806,735,156x = 47,434,235,965 × 47,434,235,965
  4. Step 4: Simplify right side
    21,806,735,156x = 2,250,006,741,583,299,608,576
  5. Step 5: Solve for x
    x = 2,250,006,741,583,299,608,576/21,806,735,156
  6. Step 6: Final answer
    x = 103,179,440,915.26

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.