Home / 7,009,954,552,612.40-9,673,729,945,828-3,926,971,021,009.60

Finding the Fourth Proportional to 7,009,954,552,612.40, 9,673,729,945,828 and 3,926,971,021,009.60

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Solution

The fourth proportional to 7,009,954,552,612.40, 9,673,729,945,828 and 3,926,971,021,009.60 is: 5,419,215,898,936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009,954,552,612.40 : 9,673,729,945,828 = 3,926,971,021,009.60 : x
  2. Step 2: Convert to fraction form
    7,009,954,552,612.40/9,673,729,945,828 = 3,926,971,021,009.60/x
  3. Step 3: Cross multiply
    7,009,954,552,612.40x = 9,673,729,945,828 × 3,926,971,021,009.60
  4. Step 4: Simplify right side
    7,009,954,552,612.40x = 37,988,457,162,339,325,810,049,024
  5. Step 5: Solve for x
    x = 37,988,457,162,339,325,810,049,024/7,009,954,552,612.40
  6. Step 6: Final answer
    x = 5,419,215,898,936.49

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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.