Home / 133,039,147.60-199,390,759.80-117,922,603.60

Finding the Fourth Proportional to 133,039,147.60, 199,390,759.80 and 117,922,603.60

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Solution

The fourth proportional to 133,039,147.60, 199,390,759.80 and 117,922,603.60 is: 176,735,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,039,147.60 : 199,390,759.80 = 117,922,603.60 : x
  2. Step 2: Convert to fraction form
    133,039,147.60/199,390,759.80 = 117,922,603.60/x
  3. Step 3: Cross multiply
    133,039,147.60x = 199,390,759.80 × 117,922,603.60
  4. Step 4: Simplify right side
    133,039,147.60x = 23,512,677,529,398,216
  5. Step 5: Solve for x
    x = 23,512,677,529,398,216/133,039,147.60
  6. Step 6: Final answer
    x = 176,735,028.40

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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.