Home / 223,353,408.29-335,039,125.64-77,801,691.11

Finding the Fourth Proportional to 223,353,408.29, 335,039,125.64 and 77,801,691.11

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Solution

The fourth proportional to 223,353,408.29, 335,039,125.64 and 77,801,691.11 is: 116,705,676.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,353,408.29 : 335,039,125.64 = 77,801,691.11 : x
  2. Step 2: Convert to fraction form
    223,353,408.29/335,039,125.64 = 77,801,691.11/x
  3. Step 3: Cross multiply
    223,353,408.29x = 335,039,125.64 × 77,801,691.11
  4. Step 4: Simplify right side
    223,353,408.29x = 26,066,610,560,743,556
  5. Step 5: Solve for x
    x = 26,066,610,560,743,556/223,353,408.29
  6. Step 6: Final answer
    x = 116,705,676.27

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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.