Home / 351,021,093.12-484,424,335.53-194,388,200.11

Finding the Fourth Proportional to 351,021,093.12, 484,424,335.53 and 194,388,200.11

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Solution

The fourth proportional to 351,021,093.12, 484,424,335.53 and 194,388,200.11 is: 268,264,148.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,021,093.12 : 484,424,335.53 = 194,388,200.11 : x
  2. Step 2: Convert to fraction form
    351,021,093.12/484,424,335.53 = 194,388,200.11/x
  3. Step 3: Cross multiply
    351,021,093.12x = 484,424,335.53 × 194,388,200.11
  4. Step 4: Simplify right side
    351,021,093.12x = 94,166,374,672,527,904
  5. Step 5: Solve for x
    x = 94,166,374,672,527,904/351,021,093.12
  6. Step 6: Final answer
    x = 268,264,148.56

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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.