Home / 76,615,286.40-114,922,929.60-50,973,148.80

Finding the Fourth Proportional to 76,615,286.40, 114,922,929.60 and 50,973,148.80

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Solution

The fourth proportional to 76,615,286.40, 114,922,929.60 and 50,973,148.80 is: 76,459,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,615,286.40 : 114,922,929.60 = 50,973,148.80 : x
  2. Step 2: Convert to fraction form
    76,615,286.40/114,922,929.60 = 50,973,148.80/x
  3. Step 3: Cross multiply
    76,615,286.40x = 114,922,929.60 × 50,973,148.80
  4. Step 4: Simplify right side
    76,615,286.40x = 5,857,983,591,032,724
  5. Step 5: Solve for x
    x = 5,857,983,591,032,724/76,615,286.40
  6. Step 6: Final answer
    x = 76,459,723.20

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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.