Home / 215,062,831.74-322,505,311.20-67,461,158.81

Finding the Fourth Proportional to 215,062,831.74, 322,505,311.20 and 67,461,158.81

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Solution

The fourth proportional to 215,062,831.74, 322,505,311.20 and 67,461,158.81 is: 101,163,840.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,062,831.74 : 322,505,311.20 = 67,461,158.81 : x
  2. Step 2: Convert to fraction form
    215,062,831.74/322,505,311.20 = 67,461,158.81/x
  3. Step 3: Cross multiply
    215,062,831.74x = 322,505,311.20 × 67,461,158.81
  4. Step 4: Simplify right side
    215,062,831.74x = 21,756,582,016,864,760
  5. Step 5: Solve for x
    x = 21,756,582,016,864,760/215,062,831.74
  6. Step 6: Final answer
    x = 101,163,840.54

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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.