Home / 13,566,335,956.64-18,708,550,903.62-8,981,342,458.64

Finding the Fourth Proportional to 13,566,335,956.64, 18,708,550,903.62 and 8,981,342,458.64

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Solution

The fourth proportional to 13,566,335,956.64, 18,708,550,903.62 and 8,981,342,458.64 is: 12,385,651,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566,335,956.64 : 18,708,550,903.62 = 8,981,342,458.64 : x
  2. Step 2: Convert to fraction form
    13,566,335,956.64/18,708,550,903.62 = 8,981,342,458.64/x
  3. Step 3: Cross multiply
    13,566,335,956.64x = 18,708,550,903.62 × 8,981,342,458.64
  4. Step 4: Simplify right side
    13,566,335,956.64x = 168,027,902,570,226,221,056
  5. Step 5: Solve for x
    x = 168,027,902,570,226,221,056/13,566,335,956.64
  6. Step 6: Final answer
    x = 12,385,651,004.61

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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.