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Finding the Third Proportional to 28,696,990,803.75 and 40,394,077,029

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Solution

The third proportional to 28,696,990,803.75 and 40,394,077,029 is: 56,858,974,175.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,696,990,803.75 : 40,394,077,029 = 40,394,077,029 : x
  2. Step 2: Convert to fraction form
    28,696,990,803.75/40,394,077,029 = 40,394,077,029/x
  3. Step 3: Cross multiply
    28,696,990,803.75x = 40,394,077,029 × 40,394,077,029
  4. Step 4: Simplify right side
    28,696,990,803.75x = 1,631,681,459,024,785,571,840
  5. Step 5: Solve for x
    x = 1,631,681,459,024,785,571,840/28,696,990,803.75
  6. Step 6: Final answer
    x = 56,858,974,175.49

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.