Finding the Fourth Proportional to 345,205,965.71, 517,805,405.63 and 199,546,844.96
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Solution
The fourth proportional to 345,205,965.71, 517,805,405.63 and 199,546,844.96 is: 299,318,219.44
Step by Step Solution
- Step 1: Write the proportion equation
345,205,965.71 : 517,805,405.63 = 199,546,844.96 : x - Step 2: Convert to fraction form
345,205,965.71/517,805,405.63 = 199,546,844.96/x - Step 3: Cross multiply
345,205,965.71x = 517,805,405.63 × 199,546,844.96 - Step 4: Simplify right side
345,205,965.71x = 103,326,434,997,744,608 - Step 5: Solve for x
x = 103,326,434,997,744,608/345,205,965.71 - Step 6: Final answer
x = 299,318,219.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.