Finding the Fourth Proportional to 97,866,314.40, 135,059,405.28 and 53,816,924.64
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Solution
The fourth proportional to 97,866,314.40, 135,059,405.28 and 53,816,924.64 is: 74,269,495.90
Step by Step Solution
- Step 1: Write the proportion equation
97,866,314.40 : 135,059,405.28 = 53,816,924.64 : x - Step 2: Convert to fraction form
97,866,314.40/135,059,405.28 = 53,816,924.64/x - Step 3: Cross multiply
97,866,314.40x = 135,059,405.28 × 53,816,924.64 - Step 4: Simplify right side
97,866,314.40x = 7,268,481,835,876,978 - Step 5: Solve for x
x = 7,268,481,835,876,978/97,866,314.40 - Step 6: Final answer
x = 74,269,495.90
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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.