Home / 112,135,222.80-168,202,834.20-30,253,942.80

Finding the Fourth Proportional to 112,135,222.80, 168,202,834.20 and 30,253,942.80

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Solution

The fourth proportional to 112,135,222.80, 168,202,834.20 and 30,253,942.80 is: 45,380,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,135,222.80 : 168,202,834.20 = 30,253,942.80 : x
  2. Step 2: Convert to fraction form
    112,135,222.80/168,202,834.20 = 30,253,942.80/x
  3. Step 3: Cross multiply
    112,135,222.80x = 168,202,834.20 × 30,253,942.80
  4. Step 4: Simplify right side
    112,135,222.80x = 5,088,798,924,684,684
  5. Step 5: Solve for x
    x = 5,088,798,924,684,684/112,135,222.80
  6. Step 6: Final answer
    x = 45,380,914.20

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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.