Home / 469,177,712.80-704,102,492.40-196,743,997.60

Finding the Fourth Proportional to 469,177,712.80, 704,102,492.40 and 196,743,997.60

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Solution

The fourth proportional to 469,177,712.80, 704,102,492.40 and 196,743,997.60 is: 295,256,861.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,177,712.80 : 704,102,492.40 = 196,743,997.60 : x
  2. Step 2: Convert to fraction form
    469,177,712.80/704,102,492.40 = 196,743,997.60/x
  3. Step 3: Cross multiply
    469,177,712.80x = 704,102,492.40 × 196,743,997.60
  4. Step 4: Simplify right side
    469,177,712.80x = 138,527,939,074,899,616
  5. Step 5: Solve for x
    x = 138,527,939,074,899,616/469,177,712.80
  6. Step 6: Final answer
    x = 295,256,861.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.