Home / 2,068,275,530.81-2,850,885,992.46-1,398,976,493.74

Finding the Fourth Proportional to 2,068,275,530.81, 2,850,885,992.46 and 1,398,976,493.74

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Solution

The fourth proportional to 2,068,275,530.81, 2,850,885,992.46 and 1,398,976,493.74 is: 1,928,332,289.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,275,530.81 : 2,850,885,992.46 = 1,398,976,493.74 : x
  2. Step 2: Convert to fraction form
    2,068,275,530.81/2,850,885,992.46 = 1,398,976,493.74/x
  3. Step 3: Cross multiply
    2,068,275,530.81x = 2,850,885,992.46 × 1,398,976,493.74
  4. Step 4: Simplify right side
    2,068,275,530.81x = 3,988,322,489,782,219,264
  5. Step 5: Solve for x
    x = 3,988,322,489,782,219,264/2,068,275,530.81
  6. Step 6: Final answer
    x = 1,928,332,289.56

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1.5x scale

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.