Home / 76,043,998.70-114,065,998.05-73,356,613.10

Finding the Fourth Proportional to 76,043,998.70, 114,065,998.05 and 73,356,613.10

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Solution

The fourth proportional to 76,043,998.70, 114,065,998.05 and 73,356,613.10 is: 110,034,919.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,043,998.70 : 114,065,998.05 = 73,356,613.10 : x
  2. Step 2: Convert to fraction form
    76,043,998.70/114,065,998.05 = 73,356,613.10/x
  3. Step 3: Cross multiply
    76,043,998.70x = 114,065,998.05 × 73,356,613.10
  4. Step 4: Simplify right side
    76,043,998.70x = 8,367,495,286,819,204
  5. Step 5: Solve for x
    x = 8,367,495,286,819,204/76,043,998.70
  6. Step 6: Final answer
    x = 110,034,919.65

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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.