Home / 631,305,259.56-871,231,623.03-349,042,477.46

Finding the Fourth Proportional to 631,305,259.56, 871,231,623.03 and 349,042,477.46

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Solution

The fourth proportional to 631,305,259.56, 871,231,623.03 and 349,042,477.46 is: 481,695,407.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,305,259.56 : 871,231,623.03 = 349,042,477.46 : x
  2. Step 2: Convert to fraction form
    631,305,259.56/871,231,623.03 = 349,042,477.46/x
  3. Step 3: Cross multiply
    631,305,259.56x = 871,231,623.03 × 349,042,477.46
  4. Step 4: Simplify right side
    631,305,259.56x = 304,096,844,139,531,840
  5. Step 5: Solve for x
    x = 304,096,844,139,531,840/631,305,259.56
  6. Step 6: Final answer
    x = 481,695,407.31

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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.