Home / 10,865,019,882.90-16,297,529,824.35-7,352,407,449.30

Finding the Fourth Proportional to 10,865,019,882.90, 16,297,529,824.35 and 7,352,407,449.30

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Solution

The fourth proportional to 10,865,019,882.90, 16,297,529,824.35 and 7,352,407,449.30 is: 11,028,611,173.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,019,882.90 : 16,297,529,824.35 = 7,352,407,449.30 : x
  2. Step 2: Convert to fraction form
    10,865,019,882.90/16,297,529,824.35 = 7,352,407,449.30/x
  3. Step 3: Cross multiply
    10,865,019,882.90x = 16,297,529,824.35 × 7,352,407,449.30
  4. Step 4: Simplify right side
    10,865,019,882.90x = 119,826,079,685,739,872,256
  5. Step 5: Solve for x
    x = 119,826,079,685,739,872,256/10,865,019,882.90
  6. Step 6: Final answer
    x = 11,028,611,173.95

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Double scale
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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.