Home / 199,095,753.20-298,643,629.80-117,466,415.60

Finding the Fourth Proportional to 199,095,753.20, 298,643,629.80 and 117,466,415.60

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Solution

The fourth proportional to 199,095,753.20, 298,643,629.80 and 117,466,415.60 is: 176,199,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,095,753.20 : 298,643,629.80 = 117,466,415.60 : x
  2. Step 2: Convert to fraction form
    199,095,753.20/298,643,629.80 = 117,466,415.60/x
  3. Step 3: Cross multiply
    199,095,753.20x = 298,643,629.80 × 117,466,415.60
  4. Step 4: Simplify right side
    199,095,753.20x = 35,080,596,734,379,344
  5. Step 5: Solve for x
    x = 35,080,596,734,379,344/199,095,753.20
  6. Step 6: Final answer
    x = 176,199,623.40

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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.