Home / 1,677,302,638.20-2,515,930,337.70-757,177,500.60

Finding the Fourth Proportional to 1,677,302,638.20, 2,515,930,337.70 and 757,177,500.60

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Solution

The fourth proportional to 1,677,302,638.20, 2,515,930,337.70 and 757,177,500.60 is: 1,135,755,588.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,302,638.20 : 2,515,930,337.70 = 757,177,500.60 : x
  2. Step 2: Convert to fraction form
    1,677,302,638.20/2,515,930,337.70 = 757,177,500.60/x
  3. Step 3: Cross multiply
    1,677,302,638.20x = 2,515,930,337.70 × 757,177,500.60
  4. Step 4: Simplify right side
    1,677,302,638.20x = 1,905,005,844,783,399,936
  5. Step 5: Solve for x
    x = 1,905,005,844,783,399,936/1,677,302,638.20
  6. Step 6: Final answer
    x = 1,135,755,588.41

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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.