Home / 221,859,008.20-332,788,512.30-119,822,336.20

Finding the Fourth Proportional to 221,859,008.20, 332,788,512.30 and 119,822,336.20

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Solution

The fourth proportional to 221,859,008.20, 332,788,512.30 and 119,822,336.20 is: 179,733,504.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,859,008.20 : 332,788,512.30 = 119,822,336.20 : x
  2. Step 2: Convert to fraction form
    221,859,008.20/332,788,512.30 = 119,822,336.20/x
  3. Step 3: Cross multiply
    221,859,008.20x = 332,788,512.30 × 119,822,336.20
  4. Step 4: Simplify right side
    221,859,008.20x = 39,875,497,004,308,440
  5. Step 5: Solve for x
    x = 39,875,497,004,308,440/221,859,008.20
  6. Step 6: Final answer
    x = 179,733,504.30

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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.