Home / 458,599,409.96-687,218,869.38-336,835,648.04

Finding the Fourth Proportional to 458,599,409.96, 687,218,869.38 and 336,835,648.04

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Solution

The fourth proportional to 458,599,409.96, 687,218,869.38 and 336,835,648.04 is: 504,753,840.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,599,409.96 : 687,218,869.38 = 336,835,648.04 : x
  2. Step 2: Convert to fraction form
    458,599,409.96/687,218,869.38 = 336,835,648.04/x
  3. Step 3: Cross multiply
    458,599,409.96x = 687,218,869.38 × 336,835,648.04
  4. Step 4: Simplify right side
    458,599,409.96x = 231,479,813,212,928,416
  5. Step 5: Solve for x
    x = 231,479,813,212,928,416/458,599,409.96
  6. Step 6: Final answer
    x = 504,753,840.03

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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.