Home / 310,847,912.25-429,007,735.79-176,918,393.27

Finding the Fourth Proportional to 310,847,912.25, 429,007,735.79 and 176,918,393.27

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Solution

The fourth proportional to 310,847,912.25, 429,007,735.79 and 176,918,393.27 is: 244,168,792.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,847,912.25 : 429,007,735.79 = 176,918,393.27 : x
  2. Step 2: Convert to fraction form
    310,847,912.25/429,007,735.79 = 176,918,393.27/x
  3. Step 3: Cross multiply
    310,847,912.25x = 429,007,735.79 × 176,918,393.27
  4. Step 4: Simplify right side
    310,847,912.25x = 75,899,359,313,337,840
  5. Step 5: Solve for x
    x = 75,899,359,313,337,840/310,847,912.25
  6. Step 6: Final answer
    x = 244,168,792.27

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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.