Home / 7,987,413,979.04-11,957,807,898.12-4,661,035,268

Finding the Fourth Proportional to 7,987,413,979.04, 11,957,807,898.12 and 4,661,035,268

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Solution

The fourth proportional to 7,987,413,979.04, 11,957,807,898.12 and 4,661,035,268 is: 6,977,948,618.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,987,413,979.04 : 11,957,807,898.12 = 4,661,035,268 : x
  2. Step 2: Convert to fraction form
    7,987,413,979.04/11,957,807,898.12 = 4,661,035,268/x
  3. Step 3: Cross multiply
    7,987,413,979.04x = 11,957,807,898.12 × 4,661,035,268
  4. Step 4: Simplify right side
    7,987,413,979.04x = 55,735,764,341,106,278,400
  5. Step 5: Solve for x
    x = 55,735,764,341,106,278,400/7,987,413,979.04
  6. Step 6: Final answer
    x = 6,977,948,618.58

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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.