Home / 237,820,941-328,192,227.44-131,990,335.21

Finding the Fourth Proportional to 237,820,941, 328,192,227.44 and 131,990,335.21

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Solution

The fourth proportional to 237,820,941, 328,192,227.44 and 131,990,335.21 is: 182,146,290.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,820,941 : 328,192,227.44 = 131,990,335.21 : x
  2. Step 2: Convert to fraction form
    237,820,941/328,192,227.44 = 131,990,335.21/x
  3. Step 3: Cross multiply
    237,820,941x = 328,192,227.44 × 131,990,335.21
  4. Step 4: Simplify right side
    237,820,941x = 43,318,202,114,107,880
  5. Step 5: Solve for x
    x = 43,318,202,114,107,880/237,820,941
  6. Step 6: Final answer
    x = 182,146,290.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.