Home / 260,451,588.21-359,409,992.46-154,609,527.69

Finding the Fourth Proportional to 260,451,588.21, 359,409,992.46 and 154,609,527.69

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Solution

The fourth proportional to 260,451,588.21, 359,409,992.46 and 154,609,527.69 is: 213,353,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,451,588.21 : 359,409,992.46 = 154,609,527.69 : x
  2. Step 2: Convert to fraction form
    260,451,588.21/359,409,992.46 = 154,609,527.69/x
  3. Step 3: Cross multiply
    260,451,588.21x = 359,409,992.46 × 154,609,527.69
  4. Step 4: Simplify right side
    260,451,588.21x = 55,568,209,181,307,056
  5. Step 5: Solve for x
    x = 55,568,209,181,307,056/260,451,588.21
  6. Step 6: Final answer
    x = 213,353,312.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.