Home / 1,008,613,281.60-1,512,919,922.40-804,539,937.60

Finding the Fourth Proportional to 1,008,613,281.60, 1,512,919,922.40 and 804,539,937.60

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Solution

The fourth proportional to 1,008,613,281.60, 1,512,919,922.40 and 804,539,937.60 is: 1,206,809,906.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,613,281.60 : 1,512,919,922.40 = 804,539,937.60 : x
  2. Step 2: Convert to fraction form
    1,008,613,281.60/1,512,919,922.40 = 804,539,937.60/x
  3. Step 3: Cross multiply
    1,008,613,281.60x = 1,512,919,922.40 × 804,539,937.60
  4. Step 4: Simplify right side
    1,008,613,281.60x = 1,217,204,499,961,492,992
  5. Step 5: Solve for x
    x = 1,217,204,499,961,492,992/1,008,613,281.60
  6. Step 6: Final answer
    x = 1,206,809,906.40

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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.