Home / 792,189,326.39-1,093,166,410.92-439,737,556.77

Finding the Fourth Proportional to 792,189,326.39, 1,093,166,410.92 and 439,737,556.77

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Solution

The fourth proportional to 792,189,326.39, 1,093,166,410.92 and 439,737,556.77 is: 606,807,376.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,189,326.39 : 1,093,166,410.92 = 439,737,556.77 : x
  2. Step 2: Convert to fraction form
    792,189,326.39/1,093,166,410.92 = 439,737,556.77/x
  3. Step 3: Cross multiply
    792,189,326.39x = 1,093,166,410.92 × 439,737,556.77
  4. Step 4: Simplify right side
    792,189,326.39x = 480,706,326,680,990,656
  5. Step 5: Solve for x
    x = 480,706,326,680,990,656/792,189,326.39
  6. Step 6: Final answer
    x = 606,807,376.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.