Home / 118,746,035.20-178,119,052.80-73,396,403.20

Finding the Fourth Proportional to 118,746,035.20, 178,119,052.80 and 73,396,403.20

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Solution

The fourth proportional to 118,746,035.20, 178,119,052.80 and 73,396,403.20 is: 110,094,604.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,746,035.20 : 178,119,052.80 = 73,396,403.20 : x
  2. Step 2: Convert to fraction form
    118,746,035.20/178,119,052.80 = 73,396,403.20/x
  3. Step 3: Cross multiply
    118,746,035.20x = 178,119,052.80 × 73,396,403.20
  4. Step 4: Simplify right side
    118,746,035.20x = 13,073,297,816,910,890
  5. Step 5: Solve for x
    x = 13,073,297,816,910,890/118,746,035.20
  6. Step 6: Final answer
    x = 110,094,604.80

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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.