Home / 190,848,005.70-286,272,008.55-177,998,943.30

Finding the Fourth Proportional to 190,848,005.70, 286,272,008.55 and 177,998,943.30

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Solution

The fourth proportional to 190,848,005.70, 286,272,008.55 and 177,998,943.30 is: 266,998,414.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,848,005.70 : 286,272,008.55 = 177,998,943.30 : x
  2. Step 2: Convert to fraction form
    190,848,005.70/286,272,008.55 = 177,998,943.30/x
  3. Step 3: Cross multiply
    190,848,005.70x = 286,272,008.55 × 177,998,943.30
  4. Step 4: Simplify right side
    190,848,005.70x = 50,956,115,018,268,568
  5. Step 5: Solve for x
    x = 50,956,115,018,268,568/190,848,005.70
  6. Step 6: Final answer
    x = 266,998,414.95

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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.