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Finding the Third Proportional to 28,342,706,220 and 60,891,561,280

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Solution

The third proportional to 28,342,706,220 and 60,891,561,280 is: 130,819,626,267.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,342,706,220 : 60,891,561,280 = 60,891,561,280 : x
  2. Step 2: Convert to fraction form
    28,342,706,220/60,891,561,280 = 60,891,561,280/x
  3. Step 3: Cross multiply
    28,342,706,220x = 60,891,561,280 × 60,891,561,280
  4. Step 4: Simplify right side
    28,342,706,220x = 3,707,782,235,115,995,267,072
  5. Step 5: Solve for x
    x = 3,707,782,235,115,995,267,072/28,342,706,220
  6. Step 6: Final answer
    x = 130,819,626,267.71

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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.