Home / 20,522,389,734.46-28,322,064,842.13-11,490,068,819.30

Finding the Fourth Proportional to 20,522,389,734.46, 28,322,064,842.13 and 11,490,068,819.30

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Solution

The fourth proportional to 20,522,389,734.46, 28,322,064,842.13 and 11,490,068,819.30 is: 15,856,948,355.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,522,389,734.46 : 28,322,064,842.13 = 11,490,068,819.30 : x
  2. Step 2: Convert to fraction form
    20,522,389,734.46/28,322,064,842.13 = 11,490,068,819.30/x
  3. Step 3: Cross multiply
    20,522,389,734.46x = 28,322,064,842.13 × 11,490,068,819.30
  4. Step 4: Simplify right side
    20,522,389,734.46x = 325,422,474,140,693,233,664
  5. Step 5: Solve for x
    x = 325,422,474,140,693,233,664/20,522,389,734.46
  6. Step 6: Final answer
    x = 15,856,948,355.01

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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.