Home / 1,623,043,184.12-2,436,139,086.12-783,276,906.80

Finding the Fourth Proportional to 1,623,043,184.12, 2,436,139,086.12 and 783,276,906.80

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Solution

The fourth proportional to 1,623,043,184.12, 2,436,139,086.12 and 783,276,906.80 is: 1,175,675,118.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,043,184.12 : 2,436,139,086.12 = 783,276,906.80 : x
  2. Step 2: Convert to fraction form
    1,623,043,184.12/2,436,139,086.12 = 783,276,906.80/x
  3. Step 3: Cross multiply
    1,623,043,184.12x = 2,436,139,086.12 × 783,276,906.80
  4. Step 4: Simplify right side
    1,623,043,184.12x = 1,908,171,487,910,652,160
  5. Step 5: Solve for x
    x = 1,908,171,487,910,652,160/1,623,043,184.12
  6. Step 6: Final answer
    x = 1,175,675,118.56

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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.