Home / 472,396,366.80-708,594,550.20-144,922,422.60

Finding the Fourth Proportional to 472,396,366.80, 708,594,550.20 and 144,922,422.60

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Solution

The fourth proportional to 472,396,366.80, 708,594,550.20 and 144,922,422.60 is: 217,383,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,396,366.80 : 708,594,550.20 = 144,922,422.60 : x
  2. Step 2: Convert to fraction form
    472,396,366.80/708,594,550.20 = 144,922,422.60/x
  3. Step 3: Cross multiply
    472,396,366.80x = 708,594,550.20 × 144,922,422.60
  4. Step 4: Simplify right side
    472,396,366.80x = 102,691,238,856,141,312
  5. Step 5: Solve for x
    x = 102,691,238,856,141,312/472,396,366.80
  6. Step 6: Final answer
    x = 217,383,633.90

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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.