Home / 192,857,040.88-266,146,222.98-109,242,532.60

Finding the Fourth Proportional to 192,857,040.88, 266,146,222.98 and 109,242,532.60

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Solution

The fourth proportional to 192,857,040.88, 266,146,222.98 and 109,242,532.60 is: 150,756,681.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,857,040.88 : 266,146,222.98 = 109,242,532.60 : x
  2. Step 2: Convert to fraction form
    192,857,040.88/266,146,222.98 = 109,242,532.60/x
  3. Step 3: Cross multiply
    192,857,040.88x = 266,146,222.98 × 109,242,532.60
  4. Step 4: Simplify right side
    192,857,040.88x = 29,074,487,440,259,516
  5. Step 5: Solve for x
    x = 29,074,487,440,259,516/192,857,040.88
  6. Step 6: Final answer
    x = 150,756,681.26

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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.