Home / 231,702,287.20-347,600,086.80-67,939,727.20

Finding the Fourth Proportional to 231,702,287.20, 347,600,086.80 and 67,939,727.20

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Solution

The fourth proportional to 231,702,287.20, 347,600,086.80 and 67,939,727.20 is: 101,923,271.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,702,287.20 : 347,600,086.80 = 67,939,727.20 : x
  2. Step 2: Convert to fraction form
    231,702,287.20/347,600,086.80 = 67,939,727.20/x
  3. Step 3: Cross multiply
    231,702,287.20x = 347,600,086.80 × 67,939,727.20
  4. Step 4: Simplify right side
    231,702,287.20x = 23,615,855,071,888,324
  5. Step 5: Solve for x
    x = 23,615,855,071,888,324/231,702,287.20
  6. Step 6: Final answer
    x = 101,923,271.27

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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.