Home / 193,168,015.20-289,752,022.80-49,560,847.20

Finding the Fourth Proportional to 193,168,015.20, 289,752,022.80 and 49,560,847.20

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Solution

The fourth proportional to 193,168,015.20, 289,752,022.80 and 49,560,847.20 is: 74,341,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,168,015.20 : 289,752,022.80 = 49,560,847.20 : x
  2. Step 2: Convert to fraction form
    193,168,015.20/289,752,022.80 = 49,560,847.20/x
  3. Step 3: Cross multiply
    193,168,015.20x = 289,752,022.80 × 49,560,847.20
  4. Step 4: Simplify right side
    193,168,015.20x = 14,360,355,727,881,718
  5. Step 5: Solve for x
    x = 14,360,355,727,881,718/193,168,015.20
  6. Step 6: Final answer
    x = 74,341,270.80

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1.5x scale

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.