Home / 422,111,406.32-582,513,795.93-233,951,847.84

Finding the Fourth Proportional to 422,111,406.32, 582,513,795.93 and 233,951,847.84

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Solution

The fourth proportional to 422,111,406.32, 582,513,795.93 and 233,951,847.84 is: 322,853,580.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,111,406.32 : 582,513,795.93 = 233,951,847.84 : x
  2. Step 2: Convert to fraction form
    422,111,406.32/582,513,795.93 = 233,951,847.84/x
  3. Step 3: Cross multiply
    422,111,406.32x = 582,513,795.93 × 233,951,847.84
  4. Step 4: Simplify right side
    422,111,406.32x = 136,280,178,948,946,400
  5. Step 5: Solve for x
    x = 136,280,178,948,946,400/422,111,406.32
  6. Step 6: Final answer
    x = 322,853,580.62

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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.