Home / 161,510,718.73-222,883,658.01-88,171,860.73

Finding the Fourth Proportional to 161,510,718.73, 222,883,658.01 and 88,171,860.73

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Solution

The fourth proportional to 161,510,718.73, 222,883,658.01 and 88,171,860.73 is: 121,676,548.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,510,718.73 : 222,883,658.01 = 88,171,860.73 : x
  2. Step 2: Convert to fraction form
    161,510,718.73/222,883,658.01 = 88,171,860.73/x
  3. Step 3: Cross multiply
    161,510,718.73x = 222,883,658.01 × 88,171,860.73
  4. Step 4: Simplify right side
    161,510,718.73x = 19,652,066,853,050,668
  5. Step 5: Solve for x
    x = 19,652,066,853,050,668/161,510,718.73
  6. Step 6: Final answer
    x = 121,676,548.82

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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.