Home / 302,966,991.36-418,096,365.12-163,737,426.24

Finding the Fourth Proportional to 302,966,991.36, 418,096,365.12 and 163,737,426.24

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Solution

The fourth proportional to 302,966,991.36, 418,096,365.12 and 163,737,426.24 is: 225,958,684.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,966,991.36 : 418,096,365.12 = 163,737,426.24 : x
  2. Step 2: Convert to fraction form
    302,966,991.36/418,096,365.12 = 163,737,426.24/x
  3. Step 3: Cross multiply
    302,966,991.36x = 418,096,365.12 × 163,737,426.24
  4. Step 4: Simplify right side
    302,966,991.36x = 68,458,022,745,048,112
  5. Step 5: Solve for x
    x = 68,458,022,745,048,112/302,966,991.36
  6. Step 6: Final answer
    x = 225,958,684.27

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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.