Home / 791,296,831.08-1,186,107,523.56-266,166,025.92

Finding the Fourth Proportional to 791,296,831.08, 1,186,107,523.56 and 266,166,025.92

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Solution

The fourth proportional to 791,296,831.08, 1,186,107,523.56 and 266,166,025.92 is: 398,967,256.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,296,831.08 : 1,186,107,523.56 = 266,166,025.92 : x
  2. Step 2: Convert to fraction form
    791,296,831.08/1,186,107,523.56 = 266,166,025.92/x
  3. Step 3: Cross multiply
    791,296,831.08x = 1,186,107,523.56 × 266,166,025.92
  4. Step 4: Simplify right side
    791,296,831.08x = 315,701,525,859,777,920
  5. Step 5: Solve for x
    x = 315,701,525,859,777,920/791,296,831.08
  6. Step 6: Final answer
    x = 398,967,256.61

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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.