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Finding the Third Proportional to 28,670,298,005 and 39,863,757,701

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Solution

The third proportional to 28,670,298,005 and 39,863,757,701 is: 55,427,368,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,670,298,005 : 39,863,757,701 = 39,863,757,701 : x
  2. Step 2: Convert to fraction form
    28,670,298,005/39,863,757,701 = 39,863,757,701/x
  3. Step 3: Cross multiply
    28,670,298,005x = 39,863,757,701 × 39,863,757,701
  4. Step 4: Simplify right side
    28,670,298,005x = 1,589,119,178,044,036,874,240
  5. Step 5: Solve for x
    x = 1,589,119,178,044,036,874,240/28,670,298,005
  6. Step 6: Final answer
    x = 55,427,368,692.40

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.