Home / 302,545,218.76-417,501,379.11-168,576,213.52

Finding the Fourth Proportional to 302,545,218.76, 417,501,379.11 and 168,576,213.52

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Solution

The fourth proportional to 302,545,218.76, 417,501,379.11 and 168,576,213.52 is: 232,629,032.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,545,218.76 : 417,501,379.11 = 168,576,213.52 : x
  2. Step 2: Convert to fraction form
    302,545,218.76/417,501,379.11 = 168,576,213.52/x
  3. Step 3: Cross multiply
    302,545,218.76x = 417,501,379.11 × 168,576,213.52
  4. Step 4: Simplify right side
    302,545,218.76x = 70,380,801,630,895,864
  5. Step 5: Solve for x
    x = 70,380,801,630,895,864/302,545,218.76
  6. Step 6: Final answer
    x = 232,629,032.84

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1.5x scale

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.