Home / 711,414,044.13-1,067,174,885.43-220,176,998.58

Finding the Fourth Proportional to 711,414,044.13, 1,067,174,885.43 and 220,176,998.58

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Solution

The fourth proportional to 711,414,044.13, 1,067,174,885.43 and 220,176,998.58 is: 330,282,154.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,414,044.13 : 1,067,174,885.43 = 220,176,998.58 : x
  2. Step 2: Convert to fraction form
    711,414,044.13/1,067,174,885.43 = 220,176,998.58/x
  3. Step 3: Cross multiply
    711,414,044.13x = 1,067,174,885.43 × 220,176,998.58
  4. Step 4: Simplify right side
    711,414,044.13x = 234,967,363,233,932,768
  5. Step 5: Solve for x
    x = 234,967,363,233,932,768/711,414,044.13
  6. Step 6: Final answer
    x = 330,282,154.50

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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.