Home / 3,993,661,616.40-5,990,038,928.28-1,539,793,028.88

Finding the Fourth Proportional to 3,993,661,616.40, 5,990,038,928.28 and 1,539,793,028.88

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Solution

The fourth proportional to 3,993,661,616.40, 5,990,038,928.28 and 1,539,793,028.88 is: 2,309,514,693.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993,661,616.40 : 5,990,038,928.28 = 1,539,793,028.88 : x
  2. Step 2: Convert to fraction form
    3,993,661,616.40/5,990,038,928.28 = 1,539,793,028.88/x
  3. Step 3: Cross multiply
    3,993,661,616.40x = 5,990,038,928.28 × 1,539,793,028.88
  4. Step 4: Simplify right side
    3,993,661,616.40x = 9,223,420,184,485,369,856
  5. Step 5: Solve for x
    x = 9,223,420,184,485,369,856/3,993,661,616.40
  6. Step 6: Final answer
    x = 2,309,514,693.64

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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.