Home / 194,746,735.80-292,120,103.70-122,187,324.60

Finding the Fourth Proportional to 194,746,735.80, 292,120,103.70 and 122,187,324.60

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Solution

The fourth proportional to 194,746,735.80, 292,120,103.70 and 122,187,324.60 is: 183,280,986.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,746,735.80 : 292,120,103.70 = 122,187,324.60 : x
  2. Step 2: Convert to fraction form
    194,746,735.80/292,120,103.70 = 122,187,324.60/x
  3. Step 3: Cross multiply
    194,746,735.80x = 292,120,103.70 × 122,187,324.60
  4. Step 4: Simplify right side
    194,746,735.80x = 35,693,373,932,977,556
  5. Step 5: Solve for x
    x = 35,693,373,932,977,556/194,746,735.80
  6. Step 6: Final answer
    x = 183,280,986.90

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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.