Home / 281,183,445.60-422,027,110.80-242,888,200.80

Finding the Fourth Proportional to 281,183,445.60, 422,027,110.80 and 242,888,200.80

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Solution

The fourth proportional to 281,183,445.60, 422,027,110.80 and 242,888,200.80 is: 364,549,930.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,183,445.60 : 422,027,110.80 = 242,888,200.80 : x
  2. Step 2: Convert to fraction form
    281,183,445.60/422,027,110.80 = 242,888,200.80/x
  3. Step 3: Cross multiply
    281,183,445.60x = 422,027,110.80 × 242,888,200.80
  4. Step 4: Simplify right side
    281,183,445.60x = 102,505,405,631,034,256
  5. Step 5: Solve for x
    x = 102,505,405,631,034,256/281,183,445.60
  6. Step 6: Final answer
    x = 364,549,930.78

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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.