Home / 13,233,188,815.66-19,855,644,975.69-6,936,121,512.88

Finding the Fourth Proportional to 13,233,188,815.66, 19,855,644,975.69 and 6,936,121,512.88

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Solution

The fourth proportional to 13,233,188,815.66, 19,855,644,975.69 and 6,936,121,512.88 is: 10,407,254,682.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233,188,815.66 : 19,855,644,975.69 = 6,936,121,512.88 : x
  2. Step 2: Convert to fraction form
    13,233,188,815.66/19,855,644,975.69 = 6,936,121,512.88/x
  3. Step 3: Cross multiply
    13,233,188,815.66x = 19,855,644,975.69 × 6,936,121,512.88
  4. Step 4: Simplify right side
    13,233,188,815.66x = 137,721,166,267,991,080,960
  5. Step 5: Solve for x
    x = 137,721,166,267,991,080,960/13,233,188,815.66
  6. Step 6: Final answer
    x = 10,407,254,682.64

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1.5x scale

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.