Home / 1,777,009,512.80-2,665,514,269.20-858,679,464.80

Finding the Fourth Proportional to 1,777,009,512.80, 2,665,514,269.20 and 858,679,464.80

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Solution

The fourth proportional to 1,777,009,512.80, 2,665,514,269.20 and 858,679,464.80 is: 1,288,019,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,009,512.80 : 2,665,514,269.20 = 858,679,464.80 : x
  2. Step 2: Convert to fraction form
    1,777,009,512.80/2,665,514,269.20 = 858,679,464.80/x
  3. Step 3: Cross multiply
    1,777,009,512.80x = 2,665,514,269.20 × 858,679,464.80
  4. Step 4: Simplify right side
    1,777,009,512.80x = 2,288,822,366,093,418,752
  5. Step 5: Solve for x
    x = 2,288,822,366,093,418,752/1,777,009,512.80
  6. Step 6: Final answer
    x = 1,288,019,197.20

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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.