Finding the Fourth Proportional to 159,434,743.80, 239,139,674.10 and 62,371,601.40
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Solution
The fourth proportional to 159,434,743.80, 239,139,674.10 and 62,371,601.40 is: 93,552,534.89
Step by Step Solution
- Step 1: Write the proportion equation
159,434,743.80 : 239,139,674.10 = 62,371,601.40 : x - Step 2: Convert to fraction form
159,434,743.80/239,139,674.10 = 62,371,601.40/x - Step 3: Cross multiply
159,434,743.80x = 239,139,674.10 × 62,371,601.40 - Step 4: Simplify right side
159,434,743.80x = 14,915,524,431,891,104 - Step 5: Solve for x
x = 14,915,524,431,891,104/159,434,743.80 - Step 6: Final answer
x = 93,552,534.89
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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.