Home / 908,593,906.10-1,362,890,859.15-295,240,133.30

Finding the Fourth Proportional to 908,593,906.10, 1,362,890,859.15 and 295,240,133.30

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Solution

The fourth proportional to 908,593,906.10, 1,362,890,859.15 and 295,240,133.30 is: 442,860,199.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,593,906.10 : 1,362,890,859.15 = 295,240,133.30 : x
  2. Step 2: Convert to fraction form
    908,593,906.10/1,362,890,859.15 = 295,240,133.30/x
  3. Step 3: Cross multiply
    908,593,906.10x = 1,362,890,859.15 × 295,240,133.30
  4. Step 4: Simplify right side
    908,593,906.10x = 402,380,078,928,797,568
  5. Step 5: Solve for x
    x = 402,380,078,928,797,568/908,593,906.10
  6. Step 6: Final answer
    x = 442,860,199.95

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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.