Home / 800,354,499.60-1,200,531,749.40-255,096,033.60

Finding the Fourth Proportional to 800,354,499.60, 1,200,531,749.40 and 255,096,033.60

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Solution

The fourth proportional to 800,354,499.60, 1,200,531,749.40 and 255,096,033.60 is: 382,644,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,354,499.60 : 1,200,531,749.40 = 255,096,033.60 : x
  2. Step 2: Convert to fraction form
    800,354,499.60/1,200,531,749.40 = 255,096,033.60/x
  3. Step 3: Cross multiply
    800,354,499.60x = 1,200,531,749.40 × 255,096,033.60
  4. Step 4: Simplify right side
    800,354,499.60x = 306,250,887,482,809,216
  5. Step 5: Solve for x
    x = 306,250,887,482,809,216/800,354,499.60
  6. Step 6: Final answer
    x = 382,644,050.40

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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.