Home / 548,442,574.41-822,726,282.32-198,853,278.89

Finding the Fourth Proportional to 548,442,574.41, 822,726,282.32 and 198,853,278.89

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Solution

The fourth proportional to 548,442,574.41, 822,726,282.32 and 198,853,278.89 is: 298,302,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,442,574.41 : 822,726,282.32 = 198,853,278.89 : x
  2. Step 2: Convert to fraction form
    548,442,574.41/822,726,282.32 = 198,853,278.89/x
  3. Step 3: Cross multiply
    548,442,574.41x = 822,726,282.32 × 198,853,278.89
  4. Step 4: Simplify right side
    548,442,574.41x = 163,601,818,863,203,936
  5. Step 5: Solve for x
    x = 163,601,818,863,203,936/548,442,574.41
  6. Step 6: Final answer
    x = 298,302,550.71

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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.