Home / 141,328,918.20-211,993,377.30-73,192,495.80

Finding the Fourth Proportional to 141,328,918.20, 211,993,377.30 and 73,192,495.80

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Solution

The fourth proportional to 141,328,918.20, 211,993,377.30 and 73,192,495.80 is: 109,788,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,328,918.20 : 211,993,377.30 = 73,192,495.80 : x
  2. Step 2: Convert to fraction form
    141,328,918.20/211,993,377.30 = 73,192,495.80/x
  3. Step 3: Cross multiply
    141,328,918.20x = 211,993,377.30 × 73,192,495.80
  4. Step 4: Simplify right side
    141,328,918.20x = 15,516,324,377,658,066
  5. Step 5: Solve for x
    x = 15,516,324,377,658,066/141,328,918.20
  6. Step 6: Final answer
    x = 109,788,743.70

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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.