Home / 161,510,715.73-222,883,653.87-88,171,857.73

Finding the Fourth Proportional to 161,510,715.73, 222,883,653.87 and 88,171,857.73

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Solution

The fourth proportional to 161,510,715.73, 222,883,653.87 and 88,171,857.73 is: 121,676,544.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,510,715.73 : 222,883,653.87 = 88,171,857.73 : x
  2. Step 2: Convert to fraction form
    161,510,715.73/222,883,653.87 = 88,171,857.73/x
  3. Step 3: Cross multiply
    161,510,715.73x = 222,883,653.87 × 88,171,857.73
  4. Step 4: Simplify right side
    161,510,715.73x = 19,652,065,819,368,204
  5. Step 5: Solve for x
    x = 19,652,065,819,368,204/161,510,715.73
  6. Step 6: Final answer
    x = 121,676,544.68

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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.