Home / 347,719,358.80-521,642,023.80-174,760,901.20

Finding the Fourth Proportional to 347,719,358.80, 521,642,023.80 and 174,760,901.20

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Solution

The fourth proportional to 347,719,358.80, 521,642,023.80 and 174,760,901.20 is: 262,173,007.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,719,358.80 : 521,642,023.80 = 174,760,901.20 : x
  2. Step 2: Convert to fraction form
    347,719,358.80/521,642,023.80 = 174,760,901.20/x
  3. Step 3: Cross multiply
    347,719,358.80x = 521,642,023.80 × 174,760,901.20
  4. Step 4: Simplify right side
    347,719,358.80x = 91,162,630,183,079,840
  5. Step 5: Solve for x
    x = 91,162,630,183,079,840/347,719,358.80
  6. Step 6: Final answer
    x = 262,173,007.85

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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.