Home / 310,517,839.24-465,727,398.25-103,239,009.34

Finding the Fourth Proportional to 310,517,839.24, 465,727,398.25 and 103,239,009.34

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Solution

The fourth proportional to 310,517,839.24, 465,727,398.25 and 103,239,009.34 is: 154,842,102.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,517,839.24 : 465,727,398.25 = 103,239,009.34 : x
  2. Step 2: Convert to fraction form
    310,517,839.24/465,727,398.25 = 103,239,009.34/x
  3. Step 3: Cross multiply
    310,517,839.24x = 465,727,398.25 × 103,239,009.34
  4. Step 4: Simplify right side
    310,517,839.24x = 48,081,235,215,238,912
  5. Step 5: Solve for x
    x = 48,081,235,215,238,912/310,517,839.24
  6. Step 6: Final answer
    x = 154,842,102.90

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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.