Home / 247,167,043.80-370,918,527.30-137,992,003.80

Finding the Fourth Proportional to 247,167,043.80, 370,918,527.30 and 137,992,003.80

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Solution

The fourth proportional to 247,167,043.80, 370,918,527.30 and 137,992,003.80 is: 207,081,777.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,167,043.80 : 370,918,527.30 = 137,992,003.80 : x
  2. Step 2: Convert to fraction form
    247,167,043.80/370,918,527.30 = 137,992,003.80/x
  3. Step 3: Cross multiply
    247,167,043.80x = 370,918,527.30 × 137,992,003.80
  4. Step 4: Simplify right side
    247,167,043.80x = 51,183,790,828,672,008
  5. Step 5: Solve for x
    x = 51,183,790,828,672,008/247,167,043.80
  6. Step 6: Final answer
    x = 207,081,777.74

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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.