Home / 171,936,538.40-257,904,807.60-114,241,728.80

Finding the Fourth Proportional to 171,936,538.40, 257,904,807.60 and 114,241,728.80

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Solution

The fourth proportional to 171,936,538.40, 257,904,807.60 and 114,241,728.80 is: 171,362,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,936,538.40 : 257,904,807.60 = 114,241,728.80 : x
  2. Step 2: Convert to fraction form
    171,936,538.40/257,904,807.60 = 114,241,728.80/x
  3. Step 3: Cross multiply
    171,936,538.40x = 257,904,807.60 × 114,241,728.80
  4. Step 4: Simplify right side
    171,936,538.40x = 29,463,491,086,055,376
  5. Step 5: Solve for x
    x = 29,463,491,086,055,376/171,936,538.40
  6. Step 6: Final answer
    x = 171,362,593.20

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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.