Home / 13,566,335,956.51-18,708,550,903.45-8,981,342,458.51

Finding the Fourth Proportional to 13,566,335,956.51, 18,708,550,903.45 and 8,981,342,458.51

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Solution

The fourth proportional to 13,566,335,956.51, 18,708,550,903.45 and 8,981,342,458.51 is: 12,385,651,004.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566,335,956.51 : 18,708,550,903.45 = 8,981,342,458.51 : x
  2. Step 2: Convert to fraction form
    13,566,335,956.51/18,708,550,903.45 = 8,981,342,458.51/x
  3. Step 3: Cross multiply
    13,566,335,956.51x = 18,708,550,903.45 × 8,981,342,458.51
  4. Step 4: Simplify right side
    13,566,335,956.51x = 168,027,902,566,333,874,176
  5. Step 5: Solve for x
    x = 168,027,902,566,333,874,176/13,566,335,956.51
  6. Step 6: Final answer
    x = 12,385,651,004.44

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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.