Home / 4,127,396,663,907.20-8,979,440,987,020.40

Finding the Third Proportional to 4,127,396,663,907.20 and 8,979,440,987,020.40

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Solution

The third proportional to 4,127,396,663,907.20 and 8,979,440,987,020.40 is: 19,535,403,792,048.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127,396,663,907.20 : 8,979,440,987,020.40 = 8,979,440,987,020.40 : x
  2. Step 2: Convert to fraction form
    4,127,396,663,907.20/8,979,440,987,020.40 = 8,979,440,987,020.40/x
  3. Step 3: Cross multiply
    4,127,396,663,907.20x = 8,979,440,987,020.40 × 8,979,440,987,020.40
  4. Step 4: Simplify right side
    4,127,396,663,907.20x = 80,630,360,439,381,907,908,591,616
  5. Step 5: Solve for x
    x = 80,630,360,439,381,907,908,591,616/4,127,396,663,907.20
  6. Step 6: Final answer
    x = 19,535,403,792,048.71

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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.