Home / 193,035,538,232.48-289,618,470,069.24-85,454,969,708

Finding the Fourth Proportional to 193,035,538,232.48, 289,618,470,069.24 and 85,454,969,708

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Solution

The fourth proportional to 193,035,538,232.48, 289,618,470,069.24 and 85,454,969,708 is: 128,211,301,469.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,035,538,232.48 : 289,618,470,069.24 = 85,454,969,708 : x
  2. Step 2: Convert to fraction form
    193,035,538,232.48/289,618,470,069.24 = 85,454,969,708/x
  3. Step 3: Cross multiply
    193,035,538,232.48x = 289,618,470,069.24 × 85,454,969,708
  4. Step 4: Simplify right side
    193,035,538,232.48x = 24,749,337,586,644,207,796,224
  5. Step 5: Solve for x
    x = 24,749,337,586,644,207,796,224/193,035,538,232.48
  6. Step 6: Final answer
    x = 128,211,301,469.46

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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.