Home / 363,046,831.76-501,007,825.32-198,035,135.12

Finding the Fourth Proportional to 363,046,831.76, 501,007,825.32 and 198,035,135.12

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Solution

The fourth proportional to 363,046,831.76, 501,007,825.32 and 198,035,135.12 is: 273,290,230.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,046,831.76 : 501,007,825.32 = 198,035,135.12 : x
  2. Step 2: Convert to fraction form
    363,046,831.76/501,007,825.32 = 198,035,135.12/x
  3. Step 3: Cross multiply
    363,046,831.76x = 501,007,825.32 × 198,035,135.12
  4. Step 4: Simplify right side
    363,046,831.76x = 99,217,152,383,423,552
  5. Step 5: Solve for x
    x = 99,217,152,383,423,552/363,046,831.76
  6. Step 6: Final answer
    x = 273,290,230.64

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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.