Home / 195,222,360,208.58-292,946,516,730.67-81,891,936,315.27

Finding the Fourth Proportional to 195,222,360,208.58, 292,946,516,730.67 and 81,891,936,315.27

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Solution

The fourth proportional to 195,222,360,208.58, 292,946,516,730.67 and 81,891,936,315.27 is: 122,885,295,855.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,222,360,208.58 : 292,946,516,730.67 = 81,891,936,315.27 : x
  2. Step 2: Convert to fraction form
    195,222,360,208.58/292,946,516,730.67 = 81,891,936,315.27/x
  3. Step 3: Cross multiply
    195,222,360,208.58x = 292,946,516,730.67 × 81,891,936,315.27
  4. Step 4: Simplify right side
    195,222,360,208.58x = 23,989,957,491,888,205,332,480
  5. Step 5: Solve for x
    x = 23,989,957,491,888,205,332,480/195,222,360,208.58
  6. Step 6: Final answer
    x = 122,885,295,855.75

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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.