Home / 304,320,662.21-419,927,084.35-170,365,913.61

Finding the Fourth Proportional to 304,320,662.21, 419,927,084.35 and 170,365,913.61

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Solution

The fourth proportional to 304,320,662.21, 419,927,084.35 and 170,365,913.61 is: 235,085,126.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,320,662.21 : 419,927,084.35 = 170,365,913.61 : x
  2. Step 2: Convert to fraction form
    304,320,662.21/419,927,084.35 = 170,365,913.61/x
  3. Step 3: Cross multiply
    304,320,662.21x = 419,927,084.35 × 170,365,913.61
  4. Step 4: Simplify right side
    304,320,662.21x = 71,541,261,374,871,296
  5. Step 5: Solve for x
    x = 71,541,261,374,871,296/304,320,662.21
  6. Step 6: Final answer
    x = 235,085,126.51

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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.