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Finding the Third Proportional to 9,489,216,340.50 and 19,763,849,350.50

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Solution

The third proportional to 9,489,216,340.50 and 19,763,849,350.50 is: 41,163,540,500.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489,216,340.50 : 19,763,849,350.50 = 19,763,849,350.50 : x
  2. Step 2: Convert to fraction form
    9,489,216,340.50/19,763,849,350.50 = 19,763,849,350.50/x
  3. Step 3: Cross multiply
    9,489,216,340.50x = 19,763,849,350.50 × 19,763,849,350.50
  4. Step 4: Simplify right side
    9,489,216,340.50x = 390,609,741,149,259,300,864
  5. Step 5: Solve for x
    x = 390,609,741,149,259,300,864/9,489,216,340.50
  6. Step 6: Final answer
    x = 41,163,540,500.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.