Home / 110,267,906.40-165,401,859.60-73,988,200.80

Finding the Fourth Proportional to 110,267,906.40, 165,401,859.60 and 73,988,200.80

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Solution

The fourth proportional to 110,267,906.40, 165,401,859.60 and 73,988,200.80 is: 110,982,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,267,906.40 : 165,401,859.60 = 73,988,200.80 : x
  2. Step 2: Convert to fraction form
    110,267,906.40/165,401,859.60 = 73,988,200.80/x
  3. Step 3: Cross multiply
    110,267,906.40x = 165,401,859.60 × 73,988,200.80
  4. Step 4: Simplify right side
    110,267,906.40x = 12,237,786,000,778,206
  5. Step 5: Solve for x
    x = 12,237,786,000,778,206/110,267,906.40
  6. Step 6: Final answer
    x = 110,982,301.20

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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.