Home / 193,081,419.27-289,591,099.83-52,989,144.21

Finding the Fourth Proportional to 193,081,419.27, 289,591,099.83 and 52,989,144.21

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Solution

The fourth proportional to 193,081,419.27, 289,591,099.83 and 52,989,144.21 is: 79,475,200.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,081,419.27 : 289,591,099.83 = 52,989,144.21 : x
  2. Step 2: Convert to fraction form
    193,081,419.27/289,591,099.83 = 52,989,144.21/x
  3. Step 3: Cross multiply
    193,081,419.27x = 289,591,099.83 × 52,989,144.21
  4. Step 4: Simplify right side
    193,081,419.27x = 15,345,184,550,824,376
  5. Step 5: Solve for x
    x = 15,345,184,550,824,376/193,081,419.27
  6. Step 6: Final answer
    x = 79,475,200.72

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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.