Home / 898,857,136.80-1,348,285,705.20-252,624,880.80

Finding the Fourth Proportional to 898,857,136.80, 1,348,285,705.20 and 252,624,880.80

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Solution

The fourth proportional to 898,857,136.80, 1,348,285,705.20 and 252,624,880.80 is: 378,937,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,857,136.80 : 1,348,285,705.20 = 252,624,880.80 : x
  2. Step 2: Convert to fraction form
    898,857,136.80/1,348,285,705.20 = 252,624,880.80/x
  3. Step 3: Cross multiply
    898,857,136.80x = 1,348,285,705.20 × 252,624,880.80
  4. Step 4: Simplify right side
    898,857,136.80x = 340,610,515,560,493,952
  5. Step 5: Solve for x
    x = 340,610,515,560,493,952/898,857,136.80
  6. Step 6: Final answer
    x = 378,937,321.20

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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.