Home / 168,371,208.48-230,664,695.80-162,076,267.36

Finding the Fourth Proportional to 168,371,208.48, 230,664,695.80 and 162,076,267.36

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Solution

The fourth proportional to 168,371,208.48, 230,664,695.80 and 162,076,267.36 is: 222,040,770.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,371,208.48 : 230,664,695.80 = 162,076,267.36 : x
  2. Step 2: Convert to fraction form
    168,371,208.48/230,664,695.80 = 162,076,267.36/x
  3. Step 3: Cross multiply
    168,371,208.48x = 230,664,695.80 × 162,076,267.36
  4. Step 4: Simplify right side
    168,371,208.48x = 37,385,272,906,993,872
  5. Step 5: Solve for x
    x = 37,385,272,906,993,872/168,371,208.48
  6. Step 6: Final answer
    x = 222,040,770.77

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.