Home / 3,910,345,067.20-5,872,320,045.60-2,073,684,971.20

Finding the Fourth Proportional to 3,910,345,067.20, 5,872,320,045.60 and 2,073,684,971.20

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Solution

The fourth proportional to 3,910,345,067.20, 5,872,320,045.60 and 2,073,684,971.20 is: 3,114,134,843.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,345,067.20 : 5,872,320,045.60 = 2,073,684,971.20 : x
  2. Step 2: Convert to fraction form
    3,910,345,067.20/5,872,320,045.60 = 2,073,684,971.20/x
  3. Step 3: Cross multiply
    3,910,345,067.20x = 5,872,320,045.60 × 2,073,684,971.20
  4. Step 4: Simplify right side
    3,910,345,067.20x = 12,177,341,824,637,218,816
  5. Step 5: Solve for x
    x = 12,177,341,824,637,218,816/3,910,345,067.20
  6. Step 6: Final answer
    x = 3,114,134,843.69

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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.