Home / 344,610,400.68-475,565,388.06-187,978,204.26

Finding the Fourth Proportional to 344,610,400.68, 475,565,388.06 and 187,978,204.26

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Solution

The fourth proportional to 344,610,400.68, 475,565,388.06 and 187,978,204.26 is: 259,411,577.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,610,400.68 : 475,565,388.06 = 187,978,204.26 : x
  2. Step 2: Convert to fraction form
    344,610,400.68/475,565,388.06 = 187,978,204.26/x
  3. Step 3: Cross multiply
    344,610,400.68x = 475,565,388.06 × 187,978,204.26
  4. Step 4: Simplify right side
    344,610,400.68x = 89,395,927,655,728,848
  5. Step 5: Solve for x
    x = 89,395,927,655,728,848/344,610,400.68
  6. Step 6: Final answer
    x = 259,411,577.48

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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.