Home / 414,054,044.55-620,553,562.43-220,058,396.55

Finding the Fourth Proportional to 414,054,044.55, 620,553,562.43 and 220,058,396.55

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Solution

The fourth proportional to 414,054,044.55, 620,553,562.43 and 220,058,396.55 is: 329,807,240.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,054,044.55 : 620,553,562.43 = 220,058,396.55 : x
  2. Step 2: Convert to fraction form
    414,054,044.55/620,553,562.43 = 220,058,396.55/x
  3. Step 3: Cross multiply
    414,054,044.55x = 620,553,562.43 × 220,058,396.55
  4. Step 4: Simplify right side
    414,054,044.55x = 136,558,021,920,635,824
  5. Step 5: Solve for x
    x = 136,558,021,920,635,824/414,054,044.55
  6. Step 6: Final answer
    x = 329,807,240.67

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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.