Home / 708,798,908.20-1,062,879,497.70-271,954,406.20

Finding the Fourth Proportional to 708,798,908.20, 1,062,879,497.70 and 271,954,406.20

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Solution

The fourth proportional to 708,798,908.20, 1,062,879,497.70 and 271,954,406.20 is: 407,809,266.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,798,908.20 : 1,062,879,497.70 = 271,954,406.20 : x
  2. Step 2: Convert to fraction form
    708,798,908.20/1,062,879,497.70 = 271,954,406.20/x
  3. Step 3: Cross multiply
    708,798,908.20x = 1,062,879,497.70 × 271,954,406.20
  4. Step 4: Simplify right side
    708,798,908.20x = 289,054,762,659,157,760
  5. Step 5: Solve for x
    x = 289,054,762,659,157,760/708,798,908.20
  6. Step 6: Final answer
    x = 407,809,266.23

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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.