Home / 896,851,830.20-1,345,277,745.30-667,269,318.20

Finding the Fourth Proportional to 896,851,830.20, 1,345,277,745.30 and 667,269,318.20

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Solution

The fourth proportional to 896,851,830.20, 1,345,277,745.30 and 667,269,318.20 is: 1,000,903,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,851,830.20 : 1,345,277,745.30 = 667,269,318.20 : x
  2. Step 2: Convert to fraction form
    896,851,830.20/1,345,277,745.30 = 667,269,318.20/x
  3. Step 3: Cross multiply
    896,851,830.20x = 1,345,277,745.30 × 667,269,318.20
  4. Step 4: Simplify right side
    896,851,830.20x = 897,662,563,895,964,288
  5. Step 5: Solve for x
    x = 897,662,563,895,964,288/896,851,830.20
  6. Step 6: Final answer
    x = 1,000,903,977.30

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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.