Home / 151,182,942.40-226,774,413.60-54,141,815.80

Finding the Fourth Proportional to 151,182,942.40, 226,774,413.60 and 54,141,815.80

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Solution

The fourth proportional to 151,182,942.40, 226,774,413.60 and 54,141,815.80 is: 81,212,723.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,182,942.40 : 226,774,413.60 = 54,141,815.80 : x
  2. Step 2: Convert to fraction form
    151,182,942.40/226,774,413.60 = 54,141,815.80/x
  3. Step 3: Cross multiply
    151,182,942.40x = 226,774,413.60 × 54,141,815.80
  4. Step 4: Simplify right side
    151,182,942.40x = 12,277,978,529,284,214
  5. Step 5: Solve for x
    x = 12,277,978,529,284,214/151,182,942.40
  6. Step 6: Final answer
    x = 81,212,723.70

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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.