Home / 68,653,051.88-103,618,013.06

Finding the Third Proportional to 68,653,051.88 and 103,618,013.06

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Solution

The third proportional to 68,653,051.88 and 103,618,013.06 is: 156,390,609.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,653,051.88 : 103,618,013.06 = 103,618,013.06 : x
  2. Step 2: Convert to fraction form
    68,653,051.88/103,618,013.06 = 103,618,013.06/x
  3. Step 3: Cross multiply
    68,653,051.88x = 103,618,013.06 × 103,618,013.06
  4. Step 4: Simplify right side
    68,653,051.88x = 10,736,692,631,020,420
  5. Step 5: Solve for x
    x = 10,736,692,631,020,420/68,653,051.88
  6. Step 6: Final answer
    x = 156,390,609.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.