Home / 199,272,022.20-298,908,033.30-122,345,609.40

Finding the Fourth Proportional to 199,272,022.20, 298,908,033.30 and 122,345,609.40

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Solution

The fourth proportional to 199,272,022.20, 298,908,033.30 and 122,345,609.40 is: 183,518,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,272,022.20 : 298,908,033.30 = 122,345,609.40 : x
  2. Step 2: Convert to fraction form
    199,272,022.20/298,908,033.30 = 122,345,609.40/x
  3. Step 3: Cross multiply
    199,272,022.20x = 298,908,033.30 × 122,345,609.40
  4. Step 4: Simplify right side
    199,272,022.20x = 36,570,085,488,644,000
  5. Step 5: Solve for x
    x = 36,570,085,488,644,000/199,272,022.20
  6. Step 6: Final answer
    x = 183,518,414.10

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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.