Home / 4,127,396,663,992.40-8,979,440,987,200.80

Finding the Third Proportional to 4,127,396,663,992.40 and 8,979,440,987,200.80

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Solution

The third proportional to 4,127,396,663,992.40 and 8,979,440,987,200.80 is: 19,535,403,792,430.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127,396,663,992.40 : 8,979,440,987,200.80 = 8,979,440,987,200.80 : x
  2. Step 2: Convert to fraction form
    4,127,396,663,992.40/8,979,440,987,200.80 = 8,979,440,987,200.80/x
  3. Step 3: Cross multiply
    4,127,396,663,992.40x = 8,979,440,987,200.80 × 8,979,440,987,200.80
  4. Step 4: Simplify right side
    4,127,396,663,992.40x = 80,630,360,442,621,687,639,310,336
  5. Step 5: Solve for x
    x = 80,630,360,442,621,687,639,310,336/4,127,396,663,992.40
  6. Step 6: Final answer
    x = 19,535,403,792,430.39

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.