Home / 320,601,124.05-481,212,660.87-154,721,365.56

Finding the Fourth Proportional to 320,601,124.05, 481,212,660.87 and 154,721,365.56

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Solution

The fourth proportional to 320,601,124.05, 481,212,660.87 and 154,721,365.56 is: 232,232,124.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,601,124.05 : 481,212,660.87 = 154,721,365.56 : x
  2. Step 2: Convert to fraction form
    320,601,124.05/481,212,660.87 = 154,721,365.56/x
  3. Step 3: Cross multiply
    320,601,124.05x = 481,212,660.87 × 154,721,365.56
  4. Step 4: Simplify right side
    320,601,124.05x = 74,453,880,014,567,584
  5. Step 5: Solve for x
    x = 74,453,880,014,567,584/320,601,124.05
  6. Step 6: Final answer
    x = 232,232,124.06

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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.