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Finding the Third Proportional to 51,197,190 and 74,879,761.50

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Solution

The third proportional to 51,197,190 and 74,879,761.50 is: 109,517,313.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,197,190 : 74,879,761.50 = 74,879,761.50 : x
  2. Step 2: Convert to fraction form
    51,197,190/74,879,761.50 = 74,879,761.50/x
  3. Step 3: Cross multiply
    51,197,190x = 74,879,761.50 × 74,879,761.50
  4. Step 4: Simplify right side
    51,197,190x = 5,606,978,682,296,882
  5. Step 5: Solve for x
    x = 5,606,978,682,296,882/51,197,190
  6. Step 6: Final answer
    x = 109,517,313.01

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.