Home / 52,416,059.70-78,624,089.55-43,168,986.30

Finding the Fourth Proportional to 52,416,059.70, 78,624,089.55 and 43,168,986.30

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Solution

The fourth proportional to 52,416,059.70, 78,624,089.55 and 43,168,986.30 is: 64,753,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,416,059.70 : 78,624,089.55 = 43,168,986.30 : x
  2. Step 2: Convert to fraction form
    52,416,059.70/78,624,089.55 = 43,168,986.30/x
  3. Step 3: Cross multiply
    52,416,059.70x = 78,624,089.55 × 43,168,986.30
  4. Step 4: Simplify right side
    52,416,059.70x = 3,394,122,244,633,923
  5. Step 5: Solve for x
    x = 3,394,122,244,633,923/52,416,059.70
  6. Step 6: Final answer
    x = 64,753,479.45

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Similar ratio
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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.