Home / 213,288,460.75-294,254,743.80-123,965,563.33

Finding the Fourth Proportional to 213,288,460.75, 294,254,743.80 and 123,965,563.33

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Solution

The fourth proportional to 213,288,460.75, 294,254,743.80 and 123,965,563.33 is: 171,024,043.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,288,460.75 : 294,254,743.80 = 123,965,563.33 : x
  2. Step 2: Convert to fraction form
    213,288,460.75/294,254,743.80 = 123,965,563.33/x
  3. Step 3: Cross multiply
    213,288,460.75x = 294,254,743.80 × 123,965,563.33
  4. Step 4: Simplify right side
    213,288,460.75x = 36,477,455,077,691,824
  5. Step 5: Solve for x
    x = 36,477,455,077,691,824/213,288,460.75
  6. Step 6: Final answer
    x = 171,024,043.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.