Home / 99,682,101.70-149,287,222.95-67,595,676.10

Finding the Fourth Proportional to 99,682,101.70, 149,287,222.95 and 67,595,676.10

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Solution

The fourth proportional to 99,682,101.70, 149,287,222.95 and 67,595,676.10 is: 101,233,527.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,682,101.70 : 149,287,222.95 = 67,595,676.10 : x
  2. Step 2: Convert to fraction form
    99,682,101.70/149,287,222.95 = 67,595,676.10/x
  3. Step 3: Cross multiply
    99,682,101.70x = 149,287,222.95 × 67,595,676.10
  4. Step 4: Simplify right side
    99,682,101.70x = 10,091,170,768,396,684
  5. Step 5: Solve for x
    x = 10,091,170,768,396,684/99,682,101.70
  6. Step 6: Final answer
    x = 101,233,527.35

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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.