Finding the Fourth Proportional to 84,820,145.68, 117,048,727.56 and 51,835,577.68
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Solution
The fourth proportional to 84,820,145.68, 117,048,727.56 and 51,835,577.68 is: 71,531,218.92
Step by Step Solution
- Step 1: Write the proportion equation
84,820,145.68 : 117,048,727.56 = 51,835,577.68 : x - Step 2: Convert to fraction form
84,820,145.68/117,048,727.56 = 51,835,577.68/x - Step 3: Cross multiply
84,820,145.68x = 117,048,727.56 × 51,835,577.68 - Step 4: Simplify right side
84,820,145.68x = 6,067,288,409,781,537 - Step 5: Solve for x
x = 6,067,288,409,781,537/84,820,145.68 - Step 6: Final answer
x = 71,531,218.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.