Home / 629,859,070.80-945,260,998.20-322,993,227.60

Finding the Fourth Proportional to 629,859,070.80, 945,260,998.20 and 322,993,227.60

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Solution

The fourth proportional to 629,859,070.80, 945,260,998.20 and 322,993,227.60 is: 484,732,085.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,859,070.80 : 945,260,998.20 = 322,993,227.60 : x
  2. Step 2: Convert to fraction form
    629,859,070.80/945,260,998.20 = 322,993,227.60/x
  3. Step 3: Cross multiply
    629,859,070.80x = 945,260,998.20 × 322,993,227.60
  4. Step 4: Simplify right side
    629,859,070.80x = 305,312,900,733,015,808
  5. Step 5: Solve for x
    x = 305,312,900,733,015,808/629,859,070.80
  6. Step 6: Final answer
    x = 484,732,085.14

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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.