Home / 74,490,270.80-111,738,905.40-23,373,957.20

Finding the Fourth Proportional to 74,490,270.80, 111,738,905.40 and 23,373,957.20

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Solution

The fourth proportional to 74,490,270.80, 111,738,905.40 and 23,373,957.20 is: 35,062,033.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,490,270.80 : 111,738,905.40 = 23,373,957.20 : x
  2. Step 2: Convert to fraction form
    74,490,270.80/111,738,905.40 = 23,373,957.20/x
  3. Step 3: Cross multiply
    74,490,270.80x = 111,738,905.40 × 23,373,957.20
  4. Step 4: Simplify right side
    74,490,270.80x = 2,611,780,392,394,449
  5. Step 5: Solve for x
    x = 2,611,780,392,394,449/74,490,270.80
  6. Step 6: Final answer
    x = 35,062,033.80

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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.