Finding the Fourth Proportional to 7,403,322,733.87, 11,028,038,080.74 and 7,002,334,556.14
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Solution
The fourth proportional to 7,403,322,733.87, 11,028,038,080.74 and 7,002,334,556.14 is: 10,430,723,462.31
Step by Step Solution
- Step 1: Write the proportion equation
7,403,322,733.87 : 11,028,038,080.74 = 7,002,334,556.14 : x - Step 2: Convert to fraction form
7,403,322,733.87/11,028,038,080.74 = 7,002,334,556.14/x - Step 3: Cross multiply
7,403,322,733.87x = 11,028,038,080.74 × 7,002,334,556.14 - Step 4: Simplify right side
7,403,322,733.87x = 77,222,012,139,193,548,800 - Step 5: Solve for x
x = 77,222,012,139,193,548,800/7,403,322,733.87 - Step 6: Final answer
x = 10,430,723,462.31
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.