Home / 242,170,912.40-363,256,368.60-169,469,783.60

Finding the Fourth Proportional to 242,170,912.40, 363,256,368.60 and 169,469,783.60

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Solution

The fourth proportional to 242,170,912.40, 363,256,368.60 and 169,469,783.60 is: 254,204,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,170,912.40 : 363,256,368.60 = 169,469,783.60 : x
  2. Step 2: Convert to fraction form
    242,170,912.40/363,256,368.60 = 169,469,783.60/x
  3. Step 3: Cross multiply
    242,170,912.40x = 363,256,368.60 × 169,469,783.60
  4. Step 4: Simplify right side
    242,170,912.40x = 61,560,978,177,963,840
  5. Step 5: Solve for x
    x = 61,560,978,177,963,840/242,170,912.40
  6. Step 6: Final answer
    x = 254,204,675.40

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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.