Home / 303,263,999.20-454,895,998.80-109,205,365.60

Finding the Fourth Proportional to 303,263,999.20, 454,895,998.80 and 109,205,365.60

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Solution

The fourth proportional to 303,263,999.20, 454,895,998.80 and 109,205,365.60 is: 163,808,048.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,263,999.20 : 454,895,998.80 = 109,205,365.60 : x
  2. Step 2: Convert to fraction form
    303,263,999.20/454,895,998.80 = 109,205,365.60/x
  3. Step 3: Cross multiply
    303,263,999.20x = 454,895,998.80 × 109,205,365.60
  4. Step 4: Simplify right side
    303,263,999.20x = 49,677,083,858,931,160
  5. Step 5: Solve for x
    x = 49,677,083,858,931,160/303,263,999.20
  6. Step 6: Final answer
    x = 163,808,048.40

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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.