Home / 708,798,909.20-1,062,879,499.20-271,954,407.20

Finding the Fourth Proportional to 708,798,909.20, 1,062,879,499.20 and 271,954,407.20

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Solution

The fourth proportional to 708,798,909.20, 1,062,879,499.20 and 271,954,407.20 is: 407,809,267.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,798,909.20 : 1,062,879,499.20 = 271,954,407.20 : x
  2. Step 2: Convert to fraction form
    708,798,909.20/1,062,879,499.20 = 271,954,407.20/x
  3. Step 3: Cross multiply
    708,798,909.20x = 1,062,879,499.20 × 271,954,407.20
  4. Step 4: Simplify right side
    708,798,909.20x = 289,054,764,129,968,896
  5. Step 5: Solve for x
    x = 289,054,764,129,968,896/708,798,909.20
  6. Step 6: Final answer
    x = 407,809,267.73

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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.