Home / 705,024,468.80-1,056,808,869.60-317,033,172.80

Finding the Fourth Proportional to 705,024,468.80, 1,056,808,869.60 and 317,033,172.80

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Solution

The fourth proportional to 705,024,468.80, 1,056,808,869.60 and 317,033,172.80 is: 475,222,469.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,024,468.80 : 1,056,808,869.60 = 317,033,172.80 : x
  2. Step 2: Convert to fraction form
    705,024,468.80/1,056,808,869.60 = 317,033,172.80/x
  3. Step 3: Cross multiply
    705,024,468.80x = 1,056,808,869.60 × 317,033,172.80
  4. Step 4: Simplify right side
    705,024,468.80x = 335,043,468,972,469,504
  5. Step 5: Solve for x
    x = 335,043,468,972,469,504/705,024,468.80
  6. Step 6: Final answer
    x = 475,222,469.29

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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.