Home / 199,301,604.40-298,952,406.60-166,989,991.60

Finding the Fourth Proportional to 199,301,604.40, 298,952,406.60 and 166,989,991.60

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Solution

The fourth proportional to 199,301,604.40, 298,952,406.60 and 166,989,991.60 is: 250,484,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,301,604.40 : 298,952,406.60 = 166,989,991.60 : x
  2. Step 2: Convert to fraction form
    199,301,604.40/298,952,406.60 = 166,989,991.60/x
  3. Step 3: Cross multiply
    199,301,604.40x = 298,952,406.60 × 166,989,991.60
  4. Step 4: Simplify right side
    199,301,604.40x = 49,922,059,866,933,784
  5. Step 5: Solve for x
    x = 49,922,059,866,933,784/199,301,604.40
  6. Step 6: Final answer
    x = 250,484,987.40

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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.