Finding the Fourth Proportional to 5,214,091,249.20, 7,195,483,355.44 and 2,835,212,140.08
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Solution
The fourth proportional to 5,214,091,249.20, 7,195,483,355.44 and 2,835,212,140.08 is: 3,912,613,107.07
Step by Step Solution
- Step 1: Write the proportion equation
5,214,091,249.20 : 7,195,483,355.44 = 2,835,212,140.08 : x - Step 2: Convert to fraction form
5,214,091,249.20/7,195,483,355.44 = 2,835,212,140.08/x - Step 3: Cross multiply
5,214,091,249.20x = 7,195,483,355.44 × 2,835,212,140.08 - Step 4: Simplify right side
5,214,091,249.20x = 20,400,721,763,087,060,992 - Step 5: Solve for x
x = 20,400,721,763,087,060,992/5,214,091,249.20 - Step 6: Final answer
x = 3,912,613,107.07
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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.