Home / 190,848,007.20-286,272,010.80-177,998,944.80

Finding the Fourth Proportional to 190,848,007.20, 286,272,010.80 and 177,998,944.80

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Solution

The fourth proportional to 190,848,007.20, 286,272,010.80 and 177,998,944.80 is: 266,998,417.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,848,007.20 : 286,272,010.80 = 177,998,944.80 : x
  2. Step 2: Convert to fraction form
    190,848,007.20/286,272,010.80 = 177,998,944.80/x
  3. Step 3: Cross multiply
    190,848,007.20x = 286,272,010.80 × 177,998,944.80
  4. Step 4: Simplify right side
    190,848,007.20x = 50,956,115,848,174,208
  5. Step 5: Solve for x
    x = 50,956,115,848,174,208/190,848,007.20
  6. Step 6: Final answer
    x = 266,998,417.20

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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.