Home / 87,431,330.81-188,482,222.69

Finding the Third Proportional to 87,431,330.81 and 188,482,222.69

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Solution

The third proportional to 87,431,330.81 and 188,482,222.69 is: 406,325,146.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,431,330.81 : 188,482,222.69 = 188,482,222.69 : x
  2. Step 2: Convert to fraction form
    87,431,330.81/188,482,222.69 = 188,482,222.69/x
  3. Step 3: Cross multiply
    87,431,330.81x = 188,482,222.69 × 188,482,222.69
  4. Step 4: Simplify right side
    87,431,330.81x = 35,525,548,269,220,340
  5. Step 5: Solve for x
    x = 35,525,548,269,220,340/87,431,330.81
  6. Step 6: Final answer
    x = 406,325,146.14

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.