Home / 8,673,918,097.86-11,965,601,448.19-5,664,932,121.74

Finding the Fourth Proportional to 8,673,918,097.86, 11,965,601,448.19 and 5,664,932,121.74

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Solution

The fourth proportional to 8,673,918,097.86, 11,965,601,448.19 and 5,664,932,121.74 is: 7,814,729,080.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673,918,097.86 : 11,965,601,448.19 = 5,664,932,121.74 : x
  2. Step 2: Convert to fraction form
    8,673,918,097.86/11,965,601,448.19 = 5,664,932,121.74/x
  3. Step 3: Cross multiply
    8,673,918,097.86x = 11,965,601,448.19 × 5,664,932,121.74
  4. Step 4: Simplify right side
    8,673,918,097.86x = 67,784,319,999,808,782,336
  5. Step 5: Solve for x
    x = 67,784,319,999,808,782,336/8,673,918,097.86
  6. Step 6: Final answer
    x = 7,814,729,080.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.