Home / 199,301,549.40-298,952,324.10-166,989,936.60

Finding the Fourth Proportional to 199,301,549.40, 298,952,324.10 and 166,989,936.60

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Solution

The fourth proportional to 199,301,549.40, 298,952,324.10 and 166,989,936.60 is: 250,484,904.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,301,549.40 : 298,952,324.10 = 166,989,936.60 : x
  2. Step 2: Convert to fraction form
    199,301,549.40/298,952,324.10 = 166,989,936.60/x
  3. Step 3: Cross multiply
    199,301,549.40x = 298,952,324.10 × 166,989,936.60
  4. Step 4: Simplify right side
    199,301,549.40x = 49,922,029,647,881,656
  5. Step 5: Solve for x
    x = 49,922,029,647,881,656/199,301,549.40
  6. Step 6: Final answer
    x = 250,484,904.90

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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.