Home / 70,848,562.60-106,272,843.90-19,738,469.80

Finding the Fourth Proportional to 70,848,562.60, 106,272,843.90 and 19,738,469.80

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Solution

The fourth proportional to 70,848,562.60, 106,272,843.90 and 19,738,469.80 is: 29,607,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,848,562.60 : 106,272,843.90 = 19,738,469.80 : x
  2. Step 2: Convert to fraction form
    70,848,562.60/106,272,843.90 = 19,738,469.80/x
  3. Step 3: Cross multiply
    70,848,562.60x = 106,272,843.90 × 19,738,469.80
  4. Step 4: Simplify right side
    70,848,562.60x = 2,097,663,319,880,264.50
  5. Step 5: Solve for x
    x = 2,097,663,319,880,264.50/70,848,562.60
  6. Step 6: Final answer
    x = 29,607,704.70

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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.