Home / 199,104,005.20-298,656,007.80-62,831,160.40

Finding the Fourth Proportional to 199,104,005.20, 298,656,007.80 and 62,831,160.40

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Solution

The fourth proportional to 199,104,005.20, 298,656,007.80 and 62,831,160.40 is: 94,246,740.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,104,005.20 : 298,656,007.80 = 62,831,160.40 : x
  2. Step 2: Convert to fraction form
    199,104,005.20/298,656,007.80 = 62,831,160.40/x
  3. Step 3: Cross multiply
    199,104,005.20x = 298,656,007.80 × 62,831,160.40
  4. Step 4: Simplify right side
    199,104,005.20x = 18,764,903,530,505,452
  5. Step 5: Solve for x
    x = 18,764,903,530,505,452/199,104,005.20
  6. Step 6: Final answer
    x = 94,246,740.60

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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.