Home / 108,421,936.39-162,571,788.84-35,619,169.51

Finding the Fourth Proportional to 108,421,936.39, 162,571,788.84 and 35,619,169.51

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Solution

The fourth proportional to 108,421,936.39, 162,571,788.84 and 35,619,169.51 is: 53,408,676.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,421,936.39 : 162,571,788.84 = 35,619,169.51 : x
  2. Step 2: Convert to fraction form
    108,421,936.39/162,571,788.84 = 35,619,169.51/x
  3. Step 3: Cross multiply
    108,421,936.39x = 162,571,788.84 × 35,619,169.51
  4. Step 4: Simplify right side
    108,421,936.39x = 5,790,672,104,235,886
  5. Step 5: Solve for x
    x = 5,790,672,104,235,886/108,421,936.39
  6. Step 6: Final answer
    x = 53,408,676.30

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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.