Home / 331,776,164.20-497,664,246.30-263,247,831.40

Finding the Fourth Proportional to 331,776,164.20, 497,664,246.30 and 263,247,831.40

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Solution

The fourth proportional to 331,776,164.20, 497,664,246.30 and 263,247,831.40 is: 394,871,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,164.20 : 497,664,246.30 = 263,247,831.40 : x
  2. Step 2: Convert to fraction form
    331,776,164.20/497,664,246.30 = 263,247,831.40/x
  3. Step 3: Cross multiply
    331,776,164.20x = 497,664,246.30 × 263,247,831.40
  4. Step 4: Simplify right side
    331,776,164.20x = 131,009,033,603,790,480
  5. Step 5: Solve for x
    x = 131,009,033,603,790,480/331,776,164.20
  6. Step 6: Final answer
    x = 394,871,747.10

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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.