Finding the Fourth Proportional to 84,768,651,677.01, 127,177,789,671.97 and 27,334,330,345.29
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Solution
The fourth proportional to 84,768,651,677.01, 127,177,789,671.97 and 27,334,330,345.29 is: 41,009,496,396.42
Step by Step Solution
- Step 1: Write the proportion equation
84,768,651,677.01 : 127,177,789,671.97 = 27,334,330,345.29 : x - Step 2: Convert to fraction form
84,768,651,677.01/127,177,789,671.97 = 27,334,330,345.29/x - Step 3: Cross multiply
84,768,651,677.01x = 127,177,789,671.97 × 27,334,330,345.29 - Step 4: Simplify right side
84,768,651,677.01x = 3,476,319,715,477,438,857,216 - Step 5: Solve for x
x = 3,476,319,715,477,438,857,216/84,768,651,677.01 - Step 6: Final answer
x = 41,009,496,396.42
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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.