Home / 239,789,487.81-330,917,517.14-146,952,066.81

Finding the Fourth Proportional to 239,789,487.81, 330,917,517.14 and 146,952,066.81

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Solution

The fourth proportional to 239,789,487.81, 330,917,517.14 and 146,952,066.81 is: 202,798,769.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,789,487.81 : 330,917,517.14 = 146,952,066.81 : x
  2. Step 2: Convert to fraction form
    239,789,487.81/330,917,517.14 = 146,952,066.81/x
  3. Step 3: Cross multiply
    239,789,487.81x = 330,917,517.14 × 146,952,066.81
  4. Step 4: Simplify right side
    239,789,487.81x = 48,629,013,086,621,840
  5. Step 5: Solve for x
    x = 48,629,013,086,621,840/239,789,487.81
  6. Step 6: Final answer
    x = 202,798,769.58

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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.