Home / 304,023,539.24-419,541,243.90-164,791,311.92

Finding the Fourth Proportional to 304,023,539.24, 419,541,243.90 and 164,791,311.92

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Solution

The fourth proportional to 304,023,539.24, 419,541,243.90 and 164,791,311.92 is: 227,405,917.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,023,539.24 : 419,541,243.90 = 164,791,311.92 : x
  2. Step 2: Convert to fraction form
    304,023,539.24/419,541,243.90 = 164,791,311.92/x
  3. Step 3: Cross multiply
    304,023,539.24x = 419,541,243.90 × 164,791,311.92
  4. Step 4: Simplify right side
    304,023,539.24x = 69,136,751,986,829,688
  5. Step 5: Solve for x
    x = 69,136,751,986,829,688/304,023,539.24
  6. Step 6: Final answer
    x = 227,405,917.84

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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.