Home / 140,896,092.20-211,344,138.30-126,787,317.80

Finding the Fourth Proportional to 140,896,092.20, 211,344,138.30 and 126,787,317.80

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Solution

The fourth proportional to 140,896,092.20, 211,344,138.30 and 126,787,317.80 is: 190,180,976.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,896,092.20 : 211,344,138.30 = 126,787,317.80 : x
  2. Step 2: Convert to fraction form
    140,896,092.20/211,344,138.30 = 126,787,317.80/x
  3. Step 3: Cross multiply
    140,896,092.20x = 211,344,138.30 × 126,787,317.80
  4. Step 4: Simplify right side
    140,896,092.20x = 26,795,756,427,809,252
  5. Step 5: Solve for x
    x = 26,795,756,427,809,252/140,896,092.20
  6. Step 6: Final answer
    x = 190,180,976.70

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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.