Home / 122,969,831.20-184,451,806.32-39,971,479.60

Finding the Fourth Proportional to 122,969,831.20, 184,451,806.32 and 39,971,479.60

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Solution

The fourth proportional to 122,969,831.20, 184,451,806.32 and 39,971,479.60 is: 59,956,263.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,969,831.20 : 184,451,806.32 = 39,971,479.60 : x
  2. Step 2: Convert to fraction form
    122,969,831.20/184,451,806.32 = 39,971,479.60/x
  3. Step 3: Cross multiply
    122,969,831.20x = 184,451,806.32 × 39,971,479.60
  4. Step 4: Simplify right side
    122,969,831.20x = 7,372,811,613,503,031
  5. Step 5: Solve for x
    x = 7,372,811,613,503,031/122,969,831.20
  6. Step 6: Final answer
    x = 59,956,263.59

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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.