Home / 554,843,948.38-765,685,552.96-303,942,832.85

Finding the Fourth Proportional to 554,843,948.38, 765,685,552.96 and 303,942,832.85

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Solution

The fourth proportional to 554,843,948.38, 765,685,552.96 and 303,942,832.85 is: 419,441,604.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,843,948.38 : 765,685,552.96 = 303,942,832.85 : x
  2. Step 2: Convert to fraction form
    554,843,948.38/765,685,552.96 = 303,942,832.85/x
  3. Step 3: Cross multiply
    554,843,948.38x = 765,685,552.96 × 303,942,832.85
  4. Step 4: Simplify right side
    554,843,948.38x = 232,724,636,041,275,232
  5. Step 5: Solve for x
    x = 232,724,636,041,275,232/554,843,948.38
  6. Step 6: Final answer
    x = 419,441,604.66

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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.