Home / 171,731,770,520.72-257,715,322,771.12-59,936,745,637.04

Finding the Fourth Proportional to 171,731,770,520.72, 257,715,322,771.12 and 59,936,745,637.04

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Solution

The fourth proportional to 171,731,770,520.72, 257,715,322,771.12 and 59,936,745,637.04 is: 89,946,185,850.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,731,770,520.72 : 257,715,322,771.12 = 59,936,745,637.04 : x
  2. Step 2: Convert to fraction form
    171,731,770,520.72/257,715,322,771.12 = 59,936,745,637.04/x
  3. Step 3: Cross multiply
    171,731,770,520.72x = 257,715,322,771.12 × 59,936,745,637.04
  4. Step 4: Simplify right side
    171,731,770,520.72x = 15,446,617,747,700,282,556,416
  5. Step 5: Solve for x
    x = 15,446,617,747,700,282,556,416/171,731,770,520.72
  6. Step 6: Final answer
    x = 89,946,185,850.55

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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.