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Finding the Third Proportional to 15,783,090,280.50 and 34,344,640,245

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Solution

The third proportional to 15,783,090,280.50 and 34,344,640,245 is: 74,735,320,687.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,783,090,280.50 : 34,344,640,245 = 34,344,640,245 : x
  2. Step 2: Convert to fraction form
    15,783,090,280.50/34,344,640,245 = 34,344,640,245/x
  3. Step 3: Cross multiply
    15,783,090,280.50x = 34,344,640,245 × 34,344,640,245
  4. Step 4: Simplify right side
    15,783,090,280.50x = 1,179,554,313,558,473,703,424
  5. Step 5: Solve for x
    x = 1,179,554,313,558,473,703,424/15,783,090,280.50
  6. Step 6: Final answer
    x = 74,735,320,687.85

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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.