Finding the Fourth Proportional to 104,088,538.68, 143,641,796.46 and 57,678,755.82
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Solution
The fourth proportional to 104,088,538.68, 143,641,796.46 and 57,678,755.82 is: 79,596,468.63
Step by Step Solution
- Step 1: Write the proportion equation
104,088,538.68 : 143,641,796.46 = 57,678,755.82 : x - Step 2: Convert to fraction form
104,088,538.68/143,641,796.46 = 57,678,755.82/x - Step 3: Cross multiply
104,088,538.68x = 143,641,796.46 × 57,678,755.82 - Step 4: Simplify right side
104,088,538.68x = 8,285,080,103,562,481 - Step 5: Solve for x
x = 8,285,080,103,562,481/104,088,538.68 - Step 6: Final answer
x = 79,596,468.63
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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.