Home / 133,596,009.70-200,394,014.55-79,848,297.70

Finding the Fourth Proportional to 133,596,009.70, 200,394,014.55 and 79,848,297.70

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Solution

The fourth proportional to 133,596,009.70, 200,394,014.55 and 79,848,297.70 is: 119,772,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,596,009.70 : 200,394,014.55 = 79,848,297.70 : x
  2. Step 2: Convert to fraction form
    133,596,009.70/200,394,014.55 = 79,848,297.70/x
  3. Step 3: Cross multiply
    133,596,009.70x = 200,394,014.55 × 79,848,297.70
  4. Step 4: Simplify right side
    133,596,009.70x = 16,001,120,931,086,534
  5. Step 5: Solve for x
    x = 16,001,120,931,086,534/133,596,009.70
  6. Step 6: Final answer
    x = 119,772,446.55

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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.