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Finding the Third Proportional to 28,722,243,145 and 62,855,127,277

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Solution

The third proportional to 28,722,243,145 and 62,855,127,277 is: 137,550,782,683.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,722,243,145 : 62,855,127,277 = 62,855,127,277 : x
  2. Step 2: Convert to fraction form
    28,722,243,145/62,855,127,277 = 62,855,127,277/x
  3. Step 3: Cross multiply
    28,722,243,145x = 62,855,127,277 × 62,855,127,277
  4. Step 4: Simplify right side
    28,722,243,145x = 3,950,767,025,007,869,558,784
  5. Step 5: Solve for x
    x = 3,950,767,025,007,869,558,784/28,722,243,145
  6. Step 6: Final answer
    x = 137,550,782,683.06

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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.