Home / 199,308,794.40-298,963,191.60-179,220,324.60

Finding the Fourth Proportional to 199,308,794.40, 298,963,191.60 and 179,220,324.60

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Solution

The fourth proportional to 199,308,794.40, 298,963,191.60 and 179,220,324.60 is: 268,830,486.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,308,794.40 : 298,963,191.60 = 179,220,324.60 : x
  2. Step 2: Convert to fraction form
    199,308,794.40/298,963,191.60 = 179,220,324.60/x
  3. Step 3: Cross multiply
    199,308,794.40x = 298,963,191.60 × 179,220,324.60
  4. Step 4: Simplify right side
    199,308,794.40x = 53,580,280,242,003,992
  5. Step 5: Solve for x
    x = 53,580,280,242,003,992/199,308,794.40
  6. Step 6: Final answer
    x = 268,830,486.90

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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.