Home / 193,261,500.48-289,802,671.20-72,060,409.92

Finding the Fourth Proportional to 193,261,500.48, 289,802,671.20 and 72,060,409.92

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Solution

The fourth proportional to 193,261,500.48, 289,802,671.20 and 72,060,409.92 is: 108,057,213.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,261,500.48 : 289,802,671.20 = 72,060,409.92 : x
  2. Step 2: Convert to fraction form
    193,261,500.48/289,802,671.20 = 72,060,409.92/x
  3. Step 3: Cross multiply
    193,261,500.48x = 289,802,671.20 × 72,060,409.92
  4. Step 4: Simplify right side
    193,261,500.48x = 20,883,299,282,582,976
  5. Step 5: Solve for x
    x = 20,883,299,282,582,976/193,261,500.48
  6. Step 6: Final answer
    x = 108,057,213.83

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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.