Home / 193,145,937,391.72-266,541,406,415.94-107,505,065,240.20

Finding the Fourth Proportional to 193,145,937,391.72, 266,541,406,415.94 and 107,505,065,240.20

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Solution

The fourth proportional to 193,145,937,391.72, 266,541,406,415.94 and 107,505,065,240.20 is: 148,356,997,164.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,145,937,391.72 : 266,541,406,415.94 = 107,505,065,240.20 : x
  2. Step 2: Convert to fraction form
    193,145,937,391.72/266,541,406,415.94 = 107,505,065,240.20/x
  3. Step 3: Cross multiply
    193,145,937,391.72x = 266,541,406,415.94 × 107,505,065,240.20
  4. Step 4: Simplify right side
    193,145,937,391.72x = 28,654,551,285,960,290,598,912
  5. Step 5: Solve for x
    x = 28,654,551,285,960,290,598,912/193,145,937,391.72
  6. Step 6: Final answer
    x = 148,356,997,164.51

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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.