Home / 141,202,712.57-211,682,764.87-49,074,482.21

Finding the Fourth Proportional to 141,202,712.57, 211,682,764.87 and 49,074,482.21

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Solution

The fourth proportional to 141,202,712.57, 211,682,764.87 and 49,074,482.21 is: 73,569,564.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,202,712.57 : 211,682,764.87 = 49,074,482.21 : x
  2. Step 2: Convert to fraction form
    141,202,712.57/211,682,764.87 = 49,074,482.21/x
  3. Step 3: Cross multiply
    141,202,712.57x = 211,682,764.87 × 49,074,482.21
  4. Step 4: Simplify right side
    141,202,712.57x = 10,388,222,077,595,328
  5. Step 5: Solve for x
    x = 10,388,222,077,595,328/141,202,712.57
  6. Step 6: Final answer
    x = 73,569,564.56

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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.