Home / 132,944,784.60-183,494,413.75-77,958,355.80

Finding the Fourth Proportional to 132,944,784.60, 183,494,413.75 and 77,958,355.80

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Solution

The fourth proportional to 132,944,784.60, 183,494,413.75 and 77,958,355.80 is: 107,600,481.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,944,784.60 : 183,494,413.75 = 77,958,355.80 : x
  2. Step 2: Convert to fraction form
    132,944,784.60/183,494,413.75 = 77,958,355.80/x
  3. Step 3: Cross multiply
    132,944,784.60x = 183,494,413.75 × 77,958,355.80
  4. Step 4: Simplify right side
    132,944,784.60x = 14,304,922,794,434,912
  5. Step 5: Solve for x
    x = 14,304,922,794,434,912/132,944,784.60
  6. Step 6: Final answer
    x = 107,600,481.19

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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.