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Finding the Third Proportional to 28,722,243,143 and 62,855,127,273

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Solution

The third proportional to 28,722,243,143 and 62,855,127,273 is: 137,550,782,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,722,243,143 : 62,855,127,273 = 62,855,127,273 : x
  2. Step 2: Convert to fraction form
    28,722,243,143/62,855,127,273 = 62,855,127,273/x
  3. Step 3: Cross multiply
    28,722,243,143x = 62,855,127,273 × 62,855,127,273
  4. Step 4: Simplify right side
    28,722,243,143x = 3,950,767,024,505,028,608,000
  5. Step 5: Solve for x
    x = 3,950,767,024,505,028,608,000/28,722,243,143
  6. Step 6: Final answer
    x = 137,550,782,675.13

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.