Home / 237,327,339.42-356,093,311.29-128,130,829.62

Finding the Fourth Proportional to 237,327,339.42, 356,093,311.29 and 128,130,829.62

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Solution

The fourth proportional to 237,327,339.42, 356,093,311.29 and 128,130,829.62 is: 192,251,476.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,327,339.42 : 356,093,311.29 = 128,130,829.62 : x
  2. Step 2: Convert to fraction form
    237,327,339.42/356,093,311.29 = 128,130,829.62/x
  3. Step 3: Cross multiply
    237,327,339.42x = 356,093,311.29 × 128,130,829.62
  4. Step 4: Simplify right side
    237,327,339.42x = 45,626,531,397,720,616
  5. Step 5: Solve for x
    x = 45,626,531,397,720,616/237,327,339.42
  6. Step 6: Final answer
    x = 192,251,476.42

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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.