Home / 1,347,052,907.80-2,022,279,972.90-725,762,949.40

Finding the Fourth Proportional to 1,347,052,907.80, 2,022,279,972.90 and 725,762,949.40

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Solution

The fourth proportional to 1,347,052,907.80, 2,022,279,972.90 and 725,762,949.40 is: 1,089,560,676.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,052,907.80 : 2,022,279,972.90 = 725,762,949.40 : x
  2. Step 2: Convert to fraction form
    1,347,052,907.80/2,022,279,972.90 = 725,762,949.40/x
  3. Step 3: Cross multiply
    1,347,052,907.80x = 2,022,279,972.90 × 725,762,949.40
  4. Step 4: Simplify right side
    1,347,052,907.80x = 1,467,695,877,644,456,192
  5. Step 5: Solve for x
    x = 1,467,695,877,644,456,192/1,347,052,907.80
  6. Step 6: Final answer
    x = 1,089,560,676.60

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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.