Home / 413,458,965.37-570,566,616.96-225,289,491.60

Finding the Fourth Proportional to 413,458,965.37, 570,566,616.96 and 225,289,491.60

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Solution

The fourth proportional to 413,458,965.37, 570,566,616.96 and 225,289,491.60 is: 310,895,817.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,458,965.37 : 570,566,616.96 = 225,289,491.60 : x
  2. Step 2: Convert to fraction form
    413,458,965.37/570,566,616.96 = 225,289,491.60/x
  3. Step 3: Cross multiply
    413,458,965.37x = 570,566,616.96 × 225,289,491.60
  4. Step 4: Simplify right side
    413,458,965.37x = 128,542,663,057,359,824
  5. Step 5: Solve for x
    x = 128,542,663,057,359,824/413,458,965.37
  6. Step 6: Final answer
    x = 310,895,817.54

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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.