Home / 393,358,229,028.54-589,107,890,434.26-192,037,834,439.10

Finding the Fourth Proportional to 393,358,229,028.54, 589,107,890,434.26 and 192,037,834,439.10

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Solution

The fourth proportional to 393,358,229,028.54, 589,107,890,434.26 and 192,037,834,439.10 is: 287,602,991,831.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,358,229,028.54 : 589,107,890,434.26 = 192,037,834,439.10 : x
  2. Step 2: Convert to fraction form
    393,358,229,028.54/589,107,890,434.26 = 192,037,834,439.10/x
  3. Step 3: Cross multiply
    393,358,229,028.54x = 589,107,890,434.26 × 192,037,834,439.10
  4. Step 4: Simplify right side
    393,358,229,028.54x = 113,131,003,529,981,883,056,128
  5. Step 5: Solve for x
    x = 113,131,003,529,981,883,056,128/393,358,229,028.54
  6. Step 6: Final answer
    x = 287,602,991,831.08

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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.