Home / 221,886,022.80-332,829,034.20-215,508,730.80

Finding the Fourth Proportional to 221,886,022.80, 332,829,034.20 and 215,508,730.80

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Solution

The fourth proportional to 221,886,022.80, 332,829,034.20 and 215,508,730.80 is: 323,263,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,886,022.80 : 332,829,034.20 = 215,508,730.80 : x
  2. Step 2: Convert to fraction form
    221,886,022.80/332,829,034.20 = 215,508,730.80/x
  3. Step 3: Cross multiply
    221,886,022.80x = 332,829,034.20 × 215,508,730.80
  4. Step 4: Simplify right side
    221,886,022.80x = 71,727,562,733,831,792
  5. Step 5: Solve for x
    x = 71,727,562,733,831,792/221,886,022.80
  6. Step 6: Final answer
    x = 323,263,096.20

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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.