Home / 450,756,933.12-676,365,996.96-214,673,736.96

Finding the Fourth Proportional to 450,756,933.12, 676,365,996.96 and 214,673,736.96

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Solution

The fourth proportional to 450,756,933.12, 676,365,996.96 and 214,673,736.96 is: 322,120,427.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,756,933.12 : 676,365,996.96 = 214,673,736.96 : x
  2. Step 2: Convert to fraction form
    450,756,933.12/676,365,996.96 = 214,673,736.96/x
  3. Step 3: Cross multiply
    450,756,933.12x = 676,365,996.96 × 214,673,736.96
  4. Step 4: Simplify right side
    450,756,933.12x = 145,198,016,120,079,200
  5. Step 5: Solve for x
    x = 145,198,016,120,079,200/450,756,933.12
  6. Step 6: Final answer
    x = 322,120,427.78

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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.