Home / 35,902,925,001.42-49,550,958,212.49-20,660,703,471.78

Finding the Fourth Proportional to 35,902,925,001.42, 49,550,958,212.49 and 20,660,703,471.78

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Solution

The fourth proportional to 35,902,925,001.42, 49,550,958,212.49 and 20,660,703,471.78 is: 28,514,603,039.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,902,925,001.42 : 49,550,958,212.49 = 20,660,703,471.78 : x
  2. Step 2: Convert to fraction form
    35,902,925,001.42/49,550,958,212.49 = 20,660,703,471.78/x
  3. Step 3: Cross multiply
    35,902,925,001.42x = 49,550,958,212.49 × 20,660,703,471.78
  4. Step 4: Simplify right side
    35,902,925,001.42x = 1,023,757,654,370,817,802,240
  5. Step 5: Solve for x
    x = 1,023,757,654,370,817,802,240/35,902,925,001.42
  6. Step 6: Final answer
    x = 28,514,603,039.46

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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.