Home / 331,898,998.72-458,008,615.20-183,216,928

Finding the Fourth Proportional to 331,898,998.72, 458,008,615.20 and 183,216,928

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Solution

The fourth proportional to 331,898,998.72, 458,008,615.20 and 183,216,928 is: 252,832,734.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,898,998.72 : 458,008,615.20 = 183,216,928 : x
  2. Step 2: Convert to fraction form
    331,898,998.72/458,008,615.20 = 183,216,928/x
  3. Step 3: Cross multiply
    331,898,998.72x = 458,008,615.20 × 183,216,928
  4. Step 4: Simplify right side
    331,898,998.72x = 83,914,931,474,478,096
  5. Step 5: Solve for x
    x = 83,914,931,474,478,096/331,898,998.72
  6. Step 6: Final answer
    x = 252,832,734.65

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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.