Home / 220,054,436.85-330,081,655.28-197,096,185.65

Finding the Fourth Proportional to 220,054,436.85, 330,081,655.28 and 197,096,185.65

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Solution

The fourth proportional to 220,054,436.85, 330,081,655.28 and 197,096,185.65 is: 295,644,278.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,054,436.85 : 330,081,655.28 = 197,096,185.65 : x
  2. Step 2: Convert to fraction form
    220,054,436.85/330,081,655.28 = 197,096,185.65/x
  3. Step 3: Cross multiply
    220,054,436.85x = 330,081,655.28 × 197,096,185.65
  4. Step 4: Simplify right side
    220,054,436.85x = 65,057,835,207,740,696
  5. Step 5: Solve for x
    x = 65,057,835,207,740,696/220,054,436.85
  6. Step 6: Final answer
    x = 295,644,278.48

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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.