Home / 371,362,273.80-512,491,465.24-204,095,491.60

Finding the Fourth Proportional to 371,362,273.80, 512,491,465.24 and 204,095,491.60

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Solution

The fourth proportional to 371,362,273.80, 512,491,465.24 and 204,095,491.60 is: 281,658,113.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,362,273.80 : 512,491,465.24 = 204,095,491.60 : x
  2. Step 2: Convert to fraction form
    371,362,273.80/512,491,465.24 = 204,095,491.60/x
  3. Step 3: Cross multiply
    371,362,273.80x = 512,491,465.24 × 204,095,491.60
  4. Step 4: Simplify right side
    371,362,273.80x = 104,597,197,538,962,112
  5. Step 5: Solve for x
    x = 104,597,197,538,962,112/371,362,273.80
  6. Step 6: Final answer
    x = 281,658,113.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.