Home / 2,607,755,116.80-3,910,288,982.40-971,137,286.40

Finding the Fourth Proportional to 2,607,755,116.80, 3,910,288,982.40 and 971,137,286.40

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Solution

The fourth proportional to 2,607,755,116.80, 3,910,288,982.40 and 971,137,286.40 is: 1,456,205,533.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607,755,116.80 : 3,910,288,982.40 = 971,137,286.40 : x
  2. Step 2: Convert to fraction form
    2,607,755,116.80/3,910,288,982.40 = 971,137,286.40/x
  3. Step 3: Cross multiply
    2,607,755,116.80x = 3,910,288,982.40 × 971,137,286.40
  4. Step 4: Simplify right side
    2,607,755,116.80x = 3,797,427,431,407,753,216
  5. Step 5: Solve for x
    x = 3,797,427,431,407,753,216/2,607,755,116.80
  6. Step 6: Final answer
    x = 1,456,205,533.62

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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.