Home / 80,199,421.52-110,672,236.68-43,529,210.96

Finding the Fourth Proportional to 80,199,421.52, 110,672,236.68 and 43,529,210.96

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Solution

The fourth proportional to 80,199,421.52, 110,672,236.68 and 43,529,210.96 is: 60,068,701.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,199,421.52 : 110,672,236.68 = 43,529,210.96 : x
  2. Step 2: Convert to fraction form
    80,199,421.52/110,672,236.68 = 43,529,210.96/x
  3. Step 3: Cross multiply
    80,199,421.52x = 110,672,236.68 × 43,529,210.96
  4. Step 4: Simplify right side
    80,199,421.52x = 4,817,475,137,858,770
  5. Step 5: Solve for x
    x = 4,817,475,137,858,770/80,199,421.52
  6. Step 6: Final answer
    x = 60,068,701.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.