Home / 273,931,664.43-378,015,565.59-148,481,166.87

Finding the Fourth Proportional to 273,931,664.43, 378,015,565.59 and 148,481,166.87

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Solution

The fourth proportional to 273,931,664.43, 378,015,565.59 and 148,481,166.87 is: 204,898,518.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,931,664.43 : 378,015,565.59 = 148,481,166.87 : x
  2. Step 2: Convert to fraction form
    273,931,664.43/378,015,565.59 = 148,481,166.87/x
  3. Step 3: Cross multiply
    273,931,664.43x = 378,015,565.59 × 148,481,166.87
  4. Step 4: Simplify right side
    273,931,664.43x = 56,128,192,273,826,216
  5. Step 5: Solve for x
    x = 56,128,192,273,826,216/273,931,664.43
  6. Step 6: Final answer
    x = 204,898,518.73

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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.