Home / 2,521,690,365.72-3,784,860,654.66-1,278,992,875.80

Finding the Fourth Proportional to 2,521,690,365.72, 3,784,860,654.66 and 1,278,992,875.80

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Solution

The fourth proportional to 2,521,690,365.72, 3,784,860,654.66 and 1,278,992,875.80 is: 1,919,668,599.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,690,365.72 : 3,784,860,654.66 = 1,278,992,875.80 : x
  2. Step 2: Convert to fraction form
    2,521,690,365.72/3,784,860,654.66 = 1,278,992,875.80/x
  3. Step 3: Cross multiply
    2,521,690,365.72x = 3,784,860,654.66 × 1,278,992,875.80
  4. Step 4: Simplify right side
    2,521,690,365.72x = 4,840,809,813,205,863,424
  5. Step 5: Solve for x
    x = 4,840,809,813,205,863,424/2,521,690,365.72
  6. Step 6: Final answer
    x = 1,919,668,599.69

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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.