Home / 629,864,688.40-944,797,032.60-370,946,633.20

Finding the Fourth Proportional to 629,864,688.40, 944,797,032.60 and 370,946,633.20

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Solution

The fourth proportional to 629,864,688.40, 944,797,032.60 and 370,946,633.20 is: 556,419,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,864,688.40 : 944,797,032.60 = 370,946,633.20 : x
  2. Step 2: Convert to fraction form
    629,864,688.40/944,797,032.60 = 370,946,633.20/x
  3. Step 3: Cross multiply
    629,864,688.40x = 944,797,032.60 × 370,946,633.20
  4. Step 4: Simplify right side
    629,864,688.40x = 350,469,278,300,320,640
  5. Step 5: Solve for x
    x = 350,469,278,300,320,640/629,864,688.40
  6. Step 6: Final answer
    x = 556,419,949.80

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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.