Home / 887,040,873.60-1,330,561,310.40-369,299,241.60

Finding the Fourth Proportional to 887,040,873.60, 1,330,561,310.40 and 369,299,241.60

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Solution

The fourth proportional to 887,040,873.60, 1,330,561,310.40 and 369,299,241.60 is: 553,948,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,040,873.60 : 1,330,561,310.40 = 369,299,241.60 : x
  2. Step 2: Convert to fraction form
    887,040,873.60/1,330,561,310.40 = 369,299,241.60/x
  3. Step 3: Cross multiply
    887,040,873.60x = 1,330,561,310.40 × 369,299,241.60
  4. Step 4: Simplify right side
    887,040,873.60x = 491,375,282,833,022,272
  5. Step 5: Solve for x
    x = 491,375,282,833,022,272/887,040,873.60
  6. Step 6: Final answer
    x = 553,948,862.40

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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.