Home / 79,727,907.70-119,591,861.55-43,353,723.70

Finding the Fourth Proportional to 79,727,907.70, 119,591,861.55 and 43,353,723.70

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Solution

The fourth proportional to 79,727,907.70, 119,591,861.55 and 43,353,723.70 is: 65,030,585.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,727,907.70 : 119,591,861.55 = 43,353,723.70 : x
  2. Step 2: Convert to fraction form
    79,727,907.70/119,591,861.55 = 43,353,723.70/x
  3. Step 3: Cross multiply
    79,727,907.70x = 119,591,861.55 × 43,353,723.70
  4. Step 4: Simplify right side
    79,727,907.70x = 5,184,752,522,407,354
  5. Step 5: Solve for x
    x = 5,184,752,522,407,354/79,727,907.70
  6. Step 6: Final answer
    x = 65,030,585.55

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Similar ratio
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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.