Home / 321,372,192.48-443,498,484.97-180,274,690.11

Finding the Fourth Proportional to 321,372,192.48, 443,498,484.97 and 180,274,690.11

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Solution

The fourth proportional to 321,372,192.48, 443,498,484.97 and 180,274,690.11 is: 248,781,798.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,372,192.48 : 443,498,484.97 = 180,274,690.11 : x
  2. Step 2: Convert to fraction form
    321,372,192.48/443,498,484.97 = 180,274,690.11/x
  3. Step 3: Cross multiply
    321,372,192.48x = 443,498,484.97 × 180,274,690.11
  4. Step 4: Simplify right side
    321,372,192.48x = 79,951,551,942,221,248
  5. Step 5: Solve for x
    x = 79,951,551,942,221,248/321,372,192.48
  6. Step 6: Final answer
    x = 248,781,798.22

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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.