Home / 3,981,132,802,129.50-5,971,968,884,280.40-1,399,241,412,927.20

Finding the Fourth Proportional to 3,981,132,802,129.50, 5,971,968,884,280.40 and 1,399,241,412,927.20

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Solution

The fourth proportional to 3,981,132,802,129.50, 5,971,968,884,280.40 and 1,399,241,412,927.20 is: 2,098,956,903,705.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,132,802,129.50 : 5,971,968,884,280.40 = 1,399,241,412,927.20 : x
  2. Step 2: Convert to fraction form
    3,981,132,802,129.50/5,971,968,884,280.40 = 1,399,241,412,927.20/x
  3. Step 3: Cross multiply
    3,981,132,802,129.50x = 5,971,968,884,280.40 × 1,399,241,412,927.20
  4. Step 4: Simplify right side
    3,981,132,802,129.50x = 8,356,226,179,597,781,675,540,480
  5. Step 5: Solve for x
    x = 8,356,226,179,597,781,675,540,480/3,981,132,802,129.50
  6. Step 6: Final answer
    x = 2,098,956,903,705.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.