Home / 193,111,384.80-289,667,077.20-168,169,087.20

Finding the Fourth Proportional to 193,111,384.80, 289,667,077.20 and 168,169,087.20

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Solution

The fourth proportional to 193,111,384.80, 289,667,077.20 and 168,169,087.20 is: 252,253,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,111,384.80 : 289,667,077.20 = 168,169,087.20 : x
  2. Step 2: Convert to fraction form
    193,111,384.80/289,667,077.20 = 168,169,087.20/x
  3. Step 3: Cross multiply
    193,111,384.80x = 289,667,077.20 × 168,169,087.20
  4. Step 4: Simplify right side
    193,111,384.80x = 48,713,047,964,615,928
  5. Step 5: Solve for x
    x = 48,713,047,964,615,928/193,111,384.80
  6. Step 6: Final answer
    x = 252,253,630.80

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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.