Home / 4,188,994,082.40-6,283,491,123.60-1,857,456,127.20

Finding the Fourth Proportional to 4,188,994,082.40, 6,283,491,123.60 and 1,857,456,127.20

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Solution

The fourth proportional to 4,188,994,082.40, 6,283,491,123.60 and 1,857,456,127.20 is: 2,786,184,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188,994,082.40 : 6,283,491,123.60 = 1,857,456,127.20 : x
  2. Step 2: Convert to fraction form
    4,188,994,082.40/6,283,491,123.60 = 1,857,456,127.20/x
  3. Step 3: Cross multiply
    4,188,994,082.40x = 6,283,491,123.60 × 1,857,456,127.20
  4. Step 4: Simplify right side
    4,188,994,082.40x = 11,671,309,087,737,632,768
  5. Step 5: Solve for x
    x = 11,671,309,087,737,632,768/4,188,994,082.40
  6. Step 6: Final answer
    x = 2,786,184,190.80

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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.