Home / 311,052,028.80-466,578,043.20-106,512,124.80

Finding the Fourth Proportional to 311,052,028.80, 466,578,043.20 and 106,512,124.80

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Solution

The fourth proportional to 311,052,028.80, 466,578,043.20 and 106,512,124.80 is: 159,768,187.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,052,028.80 : 466,578,043.20 = 106,512,124.80 : x
  2. Step 2: Convert to fraction form
    311,052,028.80/466,578,043.20 = 106,512,124.80/x
  3. Step 3: Cross multiply
    311,052,028.80x = 466,578,043.20 × 106,512,124.80
  4. Step 4: Simplify right side
    311,052,028.80x = 49,696,218,766,258,192
  5. Step 5: Solve for x
    x = 49,696,218,766,258,192/311,052,028.80
  6. Step 6: Final answer
    x = 159,768,187.20

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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.