Home / 140,204,902.94-210,119,366.37-109,118,097.87

Finding the Fourth Proportional to 140,204,902.94, 210,119,366.37 and 109,118,097.87

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Solution

The fourth proportional to 140,204,902.94, 210,119,366.37 and 109,118,097.87 is: 163,530,840.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,204,902.94 : 210,119,366.37 = 109,118,097.87 : x
  2. Step 2: Convert to fraction form
    140,204,902.94/210,119,366.37 = 109,118,097.87/x
  3. Step 3: Cross multiply
    140,204,902.94x = 210,119,366.37 × 109,118,097.87
  4. Step 4: Simplify right side
    140,204,902.94x = 22,927,825,583,944,048
  5. Step 5: Solve for x
    x = 22,927,825,583,944,048/140,204,902.94
  6. Step 6: Final answer
    x = 163,530,840.25

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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.