Home / 1,135,075,951.82-1,566,404,120.67-613,555,183.82

Finding the Fourth Proportional to 1,135,075,951.82, 1,566,404,120.67 and 613,555,183.82

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Solution

The fourth proportional to 1,135,075,951.82, 1,566,404,120.67 and 613,555,183.82 is: 846,705,779.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,075,951.82 : 1,566,404,120.67 = 613,555,183.82 : x
  2. Step 2: Convert to fraction form
    1,135,075,951.82/1,566,404,120.67 = 613,555,183.82/x
  3. Step 3: Cross multiply
    1,135,075,951.82x = 1,566,404,120.67 × 613,555,183.82
  4. Step 4: Simplify right side
    1,135,075,951.82x = 961,075,368,194,087,424
  5. Step 5: Solve for x
    x = 961,075,368,194,087,424/1,135,075,951.82
  6. Step 6: Final answer
    x = 846,705,779.16

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Double scale
Find fourth proportional to 1,135,075,952.82, 1,566,404,122.05 and 613,555,184.82
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1.5x scale

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.