Home / 79,761,403.69-173,135,515.50

Finding the Third Proportional to 79,761,403.69 and 173,135,515.50

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Solution

The third proportional to 79,761,403.69 and 173,135,515.50 is: 375,819,699.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,761,403.69 : 173,135,515.50 = 173,135,515.50 : x
  2. Step 2: Convert to fraction form
    79,761,403.69/173,135,515.50 = 173,135,515.50/x
  3. Step 3: Cross multiply
    79,761,403.69x = 173,135,515.50 × 173,135,515.50
  4. Step 4: Simplify right side
    79,761,403.69x = 29,975,906,727,450,740
  5. Step 5: Solve for x
    x = 29,975,906,727,450,740/79,761,403.69
  6. Step 6: Final answer
    x = 375,819,699.02

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.