Home / 14,981,922,949.96-20,658,488,906.82-9,547,854,561.10

Finding the Fourth Proportional to 14,981,922,949.96, 20,658,488,906.82 and 9,547,854,561.10

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Solution

The fourth proportional to 14,981,922,949.96, 20,658,488,906.82 and 9,547,854,561.10 is: 13,165,482,708.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981,922,949.96 : 20,658,488,906.82 = 9,547,854,561.10 : x
  2. Step 2: Convert to fraction form
    14,981,922,949.96/20,658,488,906.82 = 9,547,854,561.10/x
  3. Step 3: Cross multiply
    14,981,922,949.96x = 20,658,488,906.82 × 9,547,854,561.10
  4. Step 4: Simplify right side
    14,981,922,949.96x = 197,244,247,534,415,085,568
  5. Step 5: Solve for x
    x = 197,244,247,534,415,085,568/14,981,922,949.96
  6. Step 6: Final answer
    x = 13,165,482,708.28

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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.