Home / 5,229,724,257.20-7,216,758,640.48-2,971,365,479.84

Finding the Fourth Proportional to 5,229,724,257.20, 7,216,758,640.48 and 2,971,365,479.84

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Solution

The fourth proportional to 5,229,724,257.20, 7,216,758,640.48 and 2,971,365,479.84 is: 4,100,336,164.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229,724,257.20 : 7,216,758,640.48 = 2,971,365,479.84 : x
  2. Step 2: Convert to fraction form
    5,229,724,257.20/7,216,758,640.48 = 2,971,365,479.84/x
  3. Step 3: Cross multiply
    5,229,724,257.20x = 7,216,758,640.48 × 2,971,365,479.84
  4. Step 4: Simplify right side
    5,229,724,257.20x = 21,443,627,500,659,322,880
  5. Step 5: Solve for x
    x = 21,443,627,500,659,322,880/5,229,724,257.20
  6. Step 6: Final answer
    x = 4,100,336,164.21

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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.