Home / 1,979,061,562.96-2,966,009,934.72-1,105,627,650.64

Finding the Fourth Proportional to 1,979,061,562.96, 2,966,009,934.72 and 1,105,627,650.64

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Solution

The fourth proportional to 1,979,061,562.96, 2,966,009,934.72 and 1,105,627,650.64 is: 1,656,998,780.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,061,562.96 : 2,966,009,934.72 = 1,105,627,650.64 : x
  2. Step 2: Convert to fraction form
    1,979,061,562.96/2,966,009,934.72 = 1,105,627,650.64/x
  3. Step 3: Cross multiply
    1,979,061,562.96x = 2,966,009,934.72 × 1,105,627,650.64
  4. Step 4: Simplify right side
    1,979,061,562.96x = 3,279,302,595,899,373,568
  5. Step 5: Solve for x
    x = 3,279,302,595,899,373,568/1,979,061,562.96
  6. Step 6: Final answer
    x = 1,656,998,780.27

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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.