Home / 131,193,014.40-196,506,086.40-108,518,198.40

Finding the Fourth Proportional to 131,193,014.40, 196,506,086.40 and 108,518,198.40

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Solution

The fourth proportional to 131,193,014.40, 196,506,086.40 and 108,518,198.40 is: 162,542,850.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,193,014.40 : 196,506,086.40 = 108,518,198.40 : x
  2. Step 2: Convert to fraction form
    131,193,014.40/196,506,086.40 = 108,518,198.40/x
  3. Step 3: Cross multiply
    131,193,014.40x = 196,506,086.40 × 108,518,198.40
  4. Step 4: Simplify right side
    131,193,014.40x = 21,324,486,470,762,744
  5. Step 5: Solve for x
    x = 21,324,486,470,762,744/131,193,014.40
  6. Step 6: Final answer
    x = 162,542,850.08

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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.