Home / 80,460,550.60-120,768,770.58-76,090,924.60

Finding the Fourth Proportional to 80,460,550.60, 120,768,770.58 and 76,090,924.60

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Solution

The fourth proportional to 80,460,550.60, 120,768,770.58 and 76,090,924.60 is: 114,210,098.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,460,550.60 : 120,768,770.58 = 76,090,924.60 : x
  2. Step 2: Convert to fraction form
    80,460,550.60/120,768,770.58 = 76,090,924.60/x
  3. Step 3: Cross multiply
    80,460,550.60x = 120,768,770.58 × 76,090,924.60
  4. Step 4: Simplify right side
    80,460,550.60x = 9,189,407,416,237,478
  5. Step 5: Solve for x
    x = 9,189,407,416,237,478/80,460,550.60
  6. Step 6: Final answer
    x = 114,210,098.59

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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.