Home / 86,231,876.06-129,316,148.16

Finding the Third Proportional to 86,231,876.06 and 129,316,148.16

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Solution

The third proportional to 86,231,876.06 and 129,316,148.16 is: 193,926,734.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,231,876.06 : 129,316,148.16 = 129,316,148.16 : x
  2. Step 2: Convert to fraction form
    86,231,876.06/129,316,148.16 = 129,316,148.16/x
  3. Step 3: Cross multiply
    86,231,876.06x = 129,316,148.16 × 129,316,148.16
  4. Step 4: Simplify right side
    86,231,876.06x = 16,722,666,173,969,200
  5. Step 5: Solve for x
    x = 16,722,666,173,969,200/86,231,876.06
  6. Step 6: Final answer
    x = 193,926,734.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.