Home / 140,204,994.18-210,119,503.27-109,118,188.56

Finding the Fourth Proportional to 140,204,994.18, 210,119,503.27 and 109,118,188.56

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Solution

The fourth proportional to 140,204,994.18, 210,119,503.27 and 109,118,188.56 is: 163,530,976.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,204,994.18 : 210,119,503.27 = 109,118,188.56 : x
  2. Step 2: Convert to fraction form
    140,204,994.18/210,119,503.27 = 109,118,188.56/x
  3. Step 3: Cross multiply
    140,204,994.18x = 210,119,503.27 × 109,118,188.56
  4. Step 4: Simplify right side
    140,204,994.18x = 22,927,859,577,949,400
  5. Step 5: Solve for x
    x = 22,927,859,577,949,400/140,204,994.18
  6. Step 6: Final answer
    x = 163,530,976.28

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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.