Home / 806,110,099.20-1,112,311,955.16-453,665,070.90

Finding the Fourth Proportional to 806,110,099.20, 1,112,311,955.16 and 453,665,070.90

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Solution

The fourth proportional to 806,110,099.20, 1,112,311,955.16 and 453,665,070.90 is: 625,990,274.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,110,099.20 : 1,112,311,955.16 = 453,665,070.90 : x
  2. Step 2: Convert to fraction form
    806,110,099.20/1,112,311,955.16 = 453,665,070.90/x
  3. Step 3: Cross multiply
    806,110,099.20x = 1,112,311,955.16 × 453,665,070.90
  4. Step 4: Simplify right side
    806,110,099.20x = 504,617,082,000,579,008
  5. Step 5: Solve for x
    x = 504,617,082,000,579,008/806,110,099.20
  6. Step 6: Final answer
    x = 625,990,274.16

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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.