Finding the Fourth Proportional to 345,161,813.52, 517,744,655.94 and 115,130,266.68
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Solution
The fourth proportional to 345,161,813.52, 517,744,655.94 and 115,130,266.68 is: 172,696,045.67
Step by Step Solution
- Step 1: Write the proportion equation
345,161,813.52 : 517,744,655.94 = 115,130,266.68 : x - Step 2: Convert to fraction form
345,161,813.52/517,744,655.94 = 115,130,266.68/x - Step 3: Cross multiply
345,161,813.52x = 517,744,655.94 × 115,130,266.68 - Step 4: Simplify right side
345,161,813.52x = 59,608,080,310,517,048 - Step 5: Solve for x
x = 59,608,080,310,517,048/345,161,813.52 - Step 6: Final answer
x = 172,696,045.67
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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.