Home / 492,082,137.60-737,619,321.60-287,504,908.80

Finding the Fourth Proportional to 492,082,137.60, 737,619,321.60 and 287,504,908.80

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Solution

The fourth proportional to 492,082,137.60, 737,619,321.60 and 287,504,908.80 is: 430,962,962.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,082,137.60 : 737,619,321.60 = 287,504,908.80 : x
  2. Step 2: Convert to fraction form
    492,082,137.60/737,619,321.60 = 287,504,908.80/x
  3. Step 3: Cross multiply
    492,082,137.60x = 737,619,321.60 × 287,504,908.80
  4. Step 4: Simplify right side
    492,082,137.60x = 212,069,175,785,725,888
  5. Step 5: Solve for x
    x = 212,069,175,785,725,888/492,082,137.60
  6. Step 6: Final answer
    x = 430,962,962.44

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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.