Home / 220,477,225.20-330,715,837.80-169,458,889.20

Finding the Fourth Proportional to 220,477,225.20, 330,715,837.80 and 169,458,889.20

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Solution

The fourth proportional to 220,477,225.20, 330,715,837.80 and 169,458,889.20 is: 254,188,333.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,477,225.20 : 330,715,837.80 = 169,458,889.20 : x
  2. Step 2: Convert to fraction form
    220,477,225.20/330,715,837.80 = 169,458,889.20/x
  3. Step 3: Cross multiply
    220,477,225.20x = 330,715,837.80 × 169,458,889.20
  4. Step 4: Simplify right side
    220,477,225.20x = 56,042,738,514,435,368
  5. Step 5: Solve for x
    x = 56,042,738,514,435,368/220,477,225.20
  6. Step 6: Final answer
    x = 254,188,333.80

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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.