Finding the Fourth Proportional to 219,170,662.73, 328,798,290.96 and 71,578,544.42
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Solution
The fourth proportional to 219,170,662.73, 328,798,290.96 and 71,578,544.42 is: 107,381,630.28
Step by Step Solution
- Step 1: Write the proportion equation
219,170,662.73 : 328,798,290.96 = 71,578,544.42 : x - Step 2: Convert to fraction form
219,170,662.73/328,798,290.96 = 71,578,544.42/x - Step 3: Cross multiply
219,170,662.73x = 328,798,290.96 × 71,578,544.42 - Step 4: Simplify right side
219,170,662.73x = 23,534,903,074,765,468 - Step 5: Solve for x
x = 23,534,903,074,765,468/219,170,662.73 - Step 6: Final answer
x = 107,381,630.28
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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.