Home / 1,093,415,776.80-1,508,912,789.40-617,206,404.48

Finding the Fourth Proportional to 1,093,415,776.80, 1,508,912,789.40 and 617,206,404.48

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Solution

The fourth proportional to 1,093,415,776.80, 1,508,912,789.40 and 617,206,404.48 is: 851,744,283.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,415,776.80 : 1,508,912,789.40 = 617,206,404.48 : x
  2. Step 2: Convert to fraction form
    1,093,415,776.80/1,508,912,789.40 = 617,206,404.48/x
  3. Step 3: Cross multiply
    1,093,415,776.80x = 1,508,912,789.40 × 617,206,404.48
  4. Step 4: Simplify right side
    1,093,415,776.80x = 931,310,637,419,461,504
  5. Step 5: Solve for x
    x = 931,310,637,419,461,504/1,093,415,776.80
  6. Step 6: Final answer
    x = 851,744,283.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.