Home / 332,410,615.70-498,615,923.55-209,966,609.30

Finding the Fourth Proportional to 332,410,615.70, 498,615,923.55 and 209,966,609.30

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Solution

The fourth proportional to 332,410,615.70, 498,615,923.55 and 209,966,609.30 is: 314,949,913.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,410,615.70 : 498,615,923.55 = 209,966,609.30 : x
  2. Step 2: Convert to fraction form
    332,410,615.70/498,615,923.55 = 209,966,609.30/x
  3. Step 3: Cross multiply
    332,410,615.70x = 498,615,923.55 × 209,966,609.30
  4. Step 4: Simplify right side
    332,410,615.70x = 104,692,694,810,781,520
  5. Step 5: Solve for x
    x = 104,692,694,810,781,520/332,410,615.70
  6. Step 6: Final answer
    x = 314,949,913.95

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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.