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Finding the Third Proportional to 26,850,618,570 and 42,120,696,861

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Solution

The third proportional to 26,850,618,570 and 42,120,696,861 is: 66,074,943,466.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,850,618,570 : 42,120,696,861 = 42,120,696,861 : x
  2. Step 2: Convert to fraction form
    26,850,618,570/42,120,696,861 = 42,120,696,861/x
  3. Step 3: Cross multiply
    26,850,618,570x = 42,120,696,861 × 42,120,696,861
  4. Step 4: Simplify right side
    26,850,618,570x = 1,774,153,104,056,255,250,432
  5. Step 5: Solve for x
    x = 1,774,153,104,056,255,250,432/26,850,618,570
  6. Step 6: Final answer
    x = 66,074,943,466.61

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.