Home / 314,604,761.40-471,907,142.10-200,096,940.60

Finding the Fourth Proportional to 314,604,761.40, 471,907,142.10 and 200,096,940.60

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Solution

The fourth proportional to 314,604,761.40, 471,907,142.10 and 200,096,940.60 is: 300,145,410.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,604,761.40 : 471,907,142.10 = 200,096,940.60 : x
  2. Step 2: Convert to fraction form
    314,604,761.40/471,907,142.10 = 200,096,940.60/x
  3. Step 3: Cross multiply
    314,604,761.40x = 471,907,142.10 × 200,096,940.60
  4. Step 4: Simplify right side
    314,604,761.40x = 94,427,175,381,499,456
  5. Step 5: Solve for x
    x = 94,427,175,381,499,456/314,604,761.40
  6. Step 6: Final answer
    x = 300,145,410.90

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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.