Home / 472,393,074.30-708,589,611.45-441,782,072.70

Finding the Fourth Proportional to 472,393,074.30, 708,589,611.45 and 441,782,072.70

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Solution

The fourth proportional to 472,393,074.30, 708,589,611.45 and 441,782,072.70 is: 662,673,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,393,074.30 : 708,589,611.45 = 441,782,072.70 : x
  2. Step 2: Convert to fraction form
    472,393,074.30/708,589,611.45 = 441,782,072.70/x
  3. Step 3: Cross multiply
    472,393,074.30x = 708,589,611.45 × 441,782,072.70
  4. Step 4: Simplify right side
    472,393,074.30x = 313,042,187,240,068,672
  5. Step 5: Solve for x
    x = 313,042,187,240,068,672/472,393,074.30
  6. Step 6: Final answer
    x = 662,673,109.05

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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.