Home / 17,615,399,803-26,388,231,694.78-15,407,103,015.72

Finding the Fourth Proportional to 17,615,399,803, 26,388,231,694.78 and 15,407,103,015.72

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Solution

The fourth proportional to 17,615,399,803, 26,388,231,694.78 and 15,407,103,015.72 is: 23,080,157,627.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,615,399,803 : 26,388,231,694.78 = 15,407,103,015.72 : x
  2. Step 2: Convert to fraction form
    17,615,399,803/26,388,231,694.78 = 15,407,103,015.72/x
  3. Step 3: Cross multiply
    17,615,399,803x = 26,388,231,694.78 × 15,407,103,015.72
  4. Step 4: Simplify right side
    17,615,399,803x = 406,566,204,124,163,014,656
  5. Step 5: Solve for x
    x = 406,566,204,124,163,014,656/17,615,399,803
  6. Step 6: Final answer
    x = 23,080,157,627.47

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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.