Home / 3,981,132,802,130.50-5,971,968,884,281.90-1,399,241,412,928.20

Finding the Fourth Proportional to 3,981,132,802,130.50, 5,971,968,884,281.90 and 1,399,241,412,928.20

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Solution

The fourth proportional to 3,981,132,802,130.50, 5,971,968,884,281.90 and 1,399,241,412,928.20 is: 2,098,956,903,706.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,132,802,130.50 : 5,971,968,884,281.90 = 1,399,241,412,928.20 : x
  2. Step 2: Convert to fraction form
    3,981,132,802,130.50/5,971,968,884,281.90 = 1,399,241,412,928.20/x
  3. Step 3: Cross multiply
    3,981,132,802,130.50x = 5,971,968,884,281.90 × 1,399,241,412,928.20
  4. Step 4: Simplify right side
    3,981,132,802,130.50x = 8,356,226,179,605,851,919,089,664
  5. Step 5: Solve for x
    x = 8,356,226,179,605,851,919,089,664/3,981,132,802,130.50
  6. Step 6: Final answer
    x = 2,098,956,903,706.91

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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.