Home / 806,110,109.20-1,112,311,968.96-453,665,080.90

Finding the Fourth Proportional to 806,110,109.20, 1,112,311,968.96 and 453,665,080.90

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Solution

The fourth proportional to 806,110,109.20, 1,112,311,968.96 and 453,665,080.90 is: 625,990,287.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,110,109.20 : 1,112,311,968.96 = 453,665,080.90 : x
  2. Step 2: Convert to fraction form
    806,110,109.20/1,112,311,968.96 = 453,665,080.90/x
  3. Step 3: Cross multiply
    806,110,109.20x = 1,112,311,968.96 × 453,665,080.90
  4. Step 4: Simplify right side
    806,110,109.20x = 504,617,099,384,276,672
  5. Step 5: Solve for x
    x = 504,617,099,384,276,672/806,110,109.20
  6. Step 6: Final answer
    x = 625,990,287.96

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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.