Home / 190,848,001.70-286,272,002.55-177,998,939.30

Finding the Fourth Proportional to 190,848,001.70, 286,272,002.55 and 177,998,939.30

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Solution

The fourth proportional to 190,848,001.70, 286,272,002.55 and 177,998,939.30 is: 266,998,408.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,848,001.70 : 286,272,002.55 = 177,998,939.30 : x
  2. Step 2: Convert to fraction form
    190,848,001.70/286,272,002.55 = 177,998,939.30/x
  3. Step 3: Cross multiply
    190,848,001.70x = 286,272,002.55 × 177,998,939.30
  4. Step 4: Simplify right side
    190,848,001.70x = 50,956,112,805,186,904
  5. Step 5: Solve for x
    x = 50,956,112,805,186,904/190,848,001.70
  6. Step 6: Final answer
    x = 266,998,408.95

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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.