Home / 148,608,299.19-205,073,834.49-82,533,053.78

Finding the Fourth Proportional to 148,608,299.19, 205,073,834.49 and 82,533,053.78

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Solution

The fourth proportional to 148,608,299.19, 205,073,834.49 and 82,533,053.78 is: 113,892,493.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,299.19 : 205,073,834.49 = 82,533,053.78 : x
  2. Step 2: Convert to fraction form
    148,608,299.19/205,073,834.49 = 82,533,053.78/x
  3. Step 3: Cross multiply
    148,608,299.19x = 205,073,834.49 × 82,533,053.78
  4. Step 4: Simplify right side
    148,608,299.19x = 16,925,369,809,808,622
  5. Step 5: Solve for x
    x = 16,925,369,809,808,622/148,608,299.19
  6. Step 6: Final answer
    x = 113,892,493.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.