Home / 98,128,076.40-147,192,114.60-33,504,850.80

Finding the Fourth Proportional to 98,128,076.40, 147,192,114.60 and 33,504,850.80

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Solution

The fourth proportional to 98,128,076.40, 147,192,114.60 and 33,504,850.80 is: 50,257,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,128,076.40 : 147,192,114.60 = 33,504,850.80 : x
  2. Step 2: Convert to fraction form
    98,128,076.40/147,192,114.60 = 33,504,850.80/x
  3. Step 3: Cross multiply
    98,128,076.40x = 147,192,114.60 × 33,504,850.80
  4. Step 4: Simplify right side
    98,128,076.40x = 4,931,649,838,609,502
  5. Step 5: Solve for x
    x = 4,931,649,838,609,502/98,128,076.40
  6. Step 6: Final answer
    x = 50,257,276.20

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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.