Home / 2,910,179,801.70-4,365,269,702.55-839,969,100.90

Finding the Fourth Proportional to 2,910,179,801.70, 4,365,269,702.55 and 839,969,100.90

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Solution

The fourth proportional to 2,910,179,801.70, 4,365,269,702.55 and 839,969,100.90 is: 1,259,953,651.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,179,801.70 : 4,365,269,702.55 = 839,969,100.90 : x
  2. Step 2: Convert to fraction form
    2,910,179,801.70/4,365,269,702.55 = 839,969,100.90/x
  3. Step 3: Cross multiply
    2,910,179,801.70x = 4,365,269,702.55 × 839,969,100.90
  4. Step 4: Simplify right side
    2,910,179,801.70x = 3,666,691,667,236,934,144
  5. Step 5: Solve for x
    x = 3,666,691,667,236,934,144/2,910,179,801.70
  6. Step 6: Final answer
    x = 1,259,953,651.35

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1.5x scale

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.