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Finding the Third Proportional to 86,107,381.88 and 132,968,347.88

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Solution

The third proportional to 86,107,381.88 and 132,968,347.88 is: 205,331,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,107,381.88 : 132,968,347.88 = 132,968,347.88 : x
  2. Step 2: Convert to fraction form
    86,107,381.88/132,968,347.88 = 132,968,347.88/x
  3. Step 3: Cross multiply
    86,107,381.88x = 132,968,347.88 × 132,968,347.88
  4. Step 4: Simplify right side
    86,107,381.88x = 17,680,581,536,607,018
  5. Step 5: Solve for x
    x = 17,680,581,536,607,018/86,107,381.88
  6. Step 6: Final answer
    x = 205,331,774.72

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.