Home / 347,746,314.20-521,619,471.30-166,347,786.20

Finding the Fourth Proportional to 347,746,314.20, 521,619,471.30 and 166,347,786.20

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Solution

The fourth proportional to 347,746,314.20, 521,619,471.30 and 166,347,786.20 is: 249,521,679.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,746,314.20 : 521,619,471.30 = 166,347,786.20 : x
  2. Step 2: Convert to fraction form
    347,746,314.20/521,619,471.30 = 166,347,786.20/x
  3. Step 3: Cross multiply
    347,746,314.20x = 521,619,471.30 × 166,347,786.20
  4. Step 4: Simplify right side
    347,746,314.20x = 86,770,244,289,569,424
  5. Step 5: Solve for x
    x = 86,770,244,289,569,424/347,746,314.20
  6. Step 6: Final answer
    x = 249,521,679.30

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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.