Finding the Fourth Proportional to 154,803,105.44, 232,205,135.35 and 38,218,474.81
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Solution
The fourth proportional to 154,803,105.44, 232,205,135.35 and 38,218,474.81 is: 57,327,830.03
Step by Step Solution
- Step 1: Write the proportion equation
154,803,105.44 : 232,205,135.35 = 38,218,474.81 : x - Step 2: Convert to fraction form
154,803,105.44/232,205,135.35 = 38,218,474.81/x - Step 3: Cross multiply
154,803,105.44x = 232,205,135.35 × 38,218,474.81 - Step 4: Simplify right side
154,803,105.44x = 8,874,526,116,126,616 - Step 5: Solve for x
x = 8,874,526,116,126,616/154,803,105.44 - Step 6: Final answer
x = 57,327,830.03
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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.