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Finding the Third Proportional to 48,431,980.50 and 74,543,608.50

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Solution

The third proportional to 48,431,980.50 and 74,543,608.50 is: 114,733,065.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,431,980.50 : 74,543,608.50 = 74,543,608.50 : x
  2. Step 2: Convert to fraction form
    48,431,980.50/74,543,608.50 = 74,543,608.50/x
  3. Step 3: Cross multiply
    48,431,980.50x = 74,543,608.50 × 74,543,608.50
  4. Step 4: Simplify right side
    48,431,980.50x = 5,556,749,568,201,272
  5. Step 5: Solve for x
    x = 5,556,749,568,201,272/48,431,980.50
  6. Step 6: Final answer
    x = 114,733,065.03

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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.