Home / 193,550,629.60-290,325,944.40-85,845,253.60

Finding the Fourth Proportional to 193,550,629.60, 290,325,944.40 and 85,845,253.60

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Solution

The fourth proportional to 193,550,629.60, 290,325,944.40 and 85,845,253.60 is: 128,767,880.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,550,629.60 : 290,325,944.40 = 85,845,253.60 : x
  2. Step 2: Convert to fraction form
    193,550,629.60/290,325,944.40 = 85,845,253.60/x
  3. Step 3: Cross multiply
    193,550,629.60x = 290,325,944.40 × 85,845,253.60
  4. Step 4: Simplify right side
    193,550,629.60x = 24,923,104,323,677,496
  5. Step 5: Solve for x
    x = 24,923,104,323,677,496/193,550,629.60
  6. Step 6: Final answer
    x = 128,767,880.40

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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.