Home / 161,651,993.04-242,631,287.82-100,054,825.74

Finding the Fourth Proportional to 161,651,993.04, 242,631,287.82 and 100,054,825.74

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Solution

The fourth proportional to 161,651,993.04, 242,631,287.82 and 100,054,825.74 is: 150,177,122.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,651,993.04 : 242,631,287.82 = 100,054,825.74 : x
  2. Step 2: Convert to fraction form
    161,651,993.04/242,631,287.82 = 100,054,825.74/x
  3. Step 3: Cross multiply
    161,651,993.04x = 242,631,287.82 × 100,054,825.74
  4. Step 4: Simplify right side
    161,651,993.04x = 24,276,431,221,901,884
  5. Step 5: Solve for x
    x = 24,276,431,221,901,884/161,651,993.04
  6. Step 6: Final answer
    x = 150,177,122.88

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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.