Home / 3,399,127,470-5,098,457,174.40-2,089,231,693.20

Finding the Fourth Proportional to 3,399,127,470, 5,098,457,174.40 and 2,089,231,693.20

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Solution

The fourth proportional to 3,399,127,470, 5,098,457,174.40 and 2,089,231,693.20 is: 3,133,703,695.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399,127,470 : 5,098,457,174.40 = 2,089,231,693.20 : x
  2. Step 2: Convert to fraction form
    3,399,127,470/5,098,457,174.40 = 2,089,231,693.20/x
  3. Step 3: Cross multiply
    3,399,127,470x = 5,098,457,174.40 × 2,089,231,693.20
  4. Step 4: Simplify right side
    3,399,127,470x = 10,651,858,315,179,399,168
  5. Step 5: Solve for x
    x = 10,651,858,315,179,399,168/3,399,127,470
  6. Step 6: Final answer
    x = 3,133,703,695.78

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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.