Home / 701,843,722.20-1,055,033,064.90-647,424,163.80

Finding the Fourth Proportional to 701,843,722.20, 1,055,033,064.90 and 647,424,163.80

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Solution

The fourth proportional to 701,843,722.20, 1,055,033,064.90 and 647,424,163.80 is: 973,227,911.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,843,722.20 : 1,055,033,064.90 = 647,424,163.80 : x
  2. Step 2: Convert to fraction form
    701,843,722.20/1,055,033,064.90 = 647,424,163.80/x
  3. Step 3: Cross multiply
    701,843,722.20x = 1,055,033,064.90 × 647,424,163.80
  4. Step 4: Simplify right side
    701,843,722.20x = 683,053,899,824,233,600
  5. Step 5: Solve for x
    x = 683,053,899,824,233,600/701,843,722.20
  6. Step 6: Final answer
    x = 973,227,911.31

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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.