Home / 190,848,005.20-286,272,007.80-177,998,942.80

Finding the Fourth Proportional to 190,848,005.20, 286,272,007.80 and 177,998,942.80

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Solution

The fourth proportional to 190,848,005.20, 286,272,007.80 and 177,998,942.80 is: 266,998,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,848,005.20 : 286,272,007.80 = 177,998,942.80 : x
  2. Step 2: Convert to fraction form
    190,848,005.20/286,272,007.80 = 177,998,942.80/x
  3. Step 3: Cross multiply
    190,848,005.20x = 286,272,007.80 × 177,998,942.80
  4. Step 4: Simplify right side
    190,848,005.20x = 50,956,114,741,633,360
  5. Step 5: Solve for x
    x = 50,956,114,741,633,360/190,848,005.20
  6. Step 6: Final answer
    x = 266,998,414.20

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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.