Home / 1,637,489,885.97-2,260,826,811.72-968,649,797.52

Finding the Fourth Proportional to 1,637,489,885.97, 2,260,826,811.72 and 968,649,797.52

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Solution

The fourth proportional to 1,637,489,885.97, 2,260,826,811.72 and 968,649,797.52 is: 1,337,381,960.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,489,885.97 : 2,260,826,811.72 = 968,649,797.52 : x
  2. Step 2: Convert to fraction form
    1,637,489,885.97/2,260,826,811.72 = 968,649,797.52/x
  3. Step 3: Cross multiply
    1,637,489,885.97x = 2,260,826,811.72 × 968,649,797.52
  4. Step 4: Simplify right side
    1,637,489,885.97x = 2,189,949,433,400,364,800
  5. Step 5: Solve for x
    x = 2,189,949,433,400,364,800/1,637,489,885.97
  6. Step 6: Final answer
    x = 1,337,381,960.14

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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.