Home / 880,606,961.70-1,320,910,442.55-362,770,851.30

Finding the Fourth Proportional to 880,606,961.70, 1,320,910,442.55 and 362,770,851.30

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Solution

The fourth proportional to 880,606,961.70, 1,320,910,442.55 and 362,770,851.30 is: 544,156,276.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,606,961.70 : 1,320,910,442.55 = 362,770,851.30 : x
  2. Step 2: Convert to fraction form
    880,606,961.70/1,320,910,442.55 = 362,770,851.30/x
  3. Step 3: Cross multiply
    880,606,961.70x = 1,320,910,442.55 × 362,770,851.30
  4. Step 4: Simplify right side
    880,606,961.70x = 479,187,805,734,923,264
  5. Step 5: Solve for x
    x = 479,187,805,734,923,264/880,606,961.70
  6. Step 6: Final answer
    x = 544,156,276.95

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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.