Home / 199,308,743.40-298,963,115.10-179,220,273.60

Finding the Fourth Proportional to 199,308,743.40, 298,963,115.10 and 179,220,273.60

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Solution

The fourth proportional to 199,308,743.40, 298,963,115.10 and 179,220,273.60 is: 268,830,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,308,743.40 : 298,963,115.10 = 179,220,273.60 : x
  2. Step 2: Convert to fraction form
    199,308,743.40/298,963,115.10 = 179,220,273.60/x
  3. Step 3: Cross multiply
    199,308,743.40x = 298,963,115.10 × 179,220,273.60
  4. Step 4: Simplify right side
    199,308,743.40x = 53,580,251,284,530,296
  5. Step 5: Solve for x
    x = 53,580,251,284,530,296/199,308,743.40
  6. Step 6: Final answer
    x = 268,830,410.40

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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.