Home / 112,293,624.80-168,440,437.20-27,193,080.80

Finding the Fourth Proportional to 112,293,624.80, 168,440,437.20 and 27,193,080.80

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Solution

The fourth proportional to 112,293,624.80, 168,440,437.20 and 27,193,080.80 is: 40,789,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,293,624.80 : 168,440,437.20 = 27,193,080.80 : x
  2. Step 2: Convert to fraction form
    112,293,624.80/168,440,437.20 = 27,193,080.80/x
  3. Step 3: Cross multiply
    112,293,624.80x = 168,440,437.20 × 27,193,080.80
  4. Step 4: Simplify right side
    112,293,624.80x = 4,580,414,418,766,926
  5. Step 5: Solve for x
    x = 4,580,414,418,766,926/112,293,624.80
  6. Step 6: Final answer
    x = 40,789,621.20

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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.