Home / 112,135,206.80-168,202,810.20-30,253,926.80

Finding the Fourth Proportional to 112,135,206.80, 168,202,810.20 and 30,253,926.80

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Solution

The fourth proportional to 112,135,206.80, 168,202,810.20 and 30,253,926.80 is: 45,380,890.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,135,206.80 : 168,202,810.20 = 30,253,926.80 : x
  2. Step 2: Convert to fraction form
    112,135,206.80/168,202,810.20 = 30,253,926.80/x
  3. Step 3: Cross multiply
    112,135,206.80x = 168,202,810.20 × 30,253,926.80
  4. Step 4: Simplify right side
    112,135,206.80x = 5,088,795,507,345,093
  5. Step 5: Solve for x
    x = 5,088,795,507,345,093/112,135,206.80
  6. Step 6: Final answer
    x = 45,380,890.20

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1.5x scale

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.