Home / 112,971,311.80-169,485,836.10-36,295,091.80

Finding the Fourth Proportional to 112,971,311.80, 169,485,836.10 and 36,295,091.80

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Solution

The fourth proportional to 112,971,311.80, 169,485,836.10 and 36,295,091.80 is: 54,451,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,971,311.80 : 169,485,836.10 = 36,295,091.80 : x
  2. Step 2: Convert to fraction form
    112,971,311.80/169,485,836.10 = 36,295,091.80/x
  3. Step 3: Cross multiply
    112,971,311.80x = 169,485,836.10 × 36,295,091.80
  4. Step 4: Simplify right side
    112,971,311.80x = 6,151,503,980,049,253
  5. Step 5: Solve for x
    x = 6,151,503,980,049,253/112,971,311.80
  6. Step 6: Final answer
    x = 54,451,912.45

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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.