Finding the Fourth Proportional to 202,176,218.70, 303,264,328.05 and 168,583,898.70
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Solution
The fourth proportional to 202,176,218.70, 303,264,328.05 and 168,583,898.70 is: 252,875,848.05
Step by Step Solution
- Step 1: Write the proportion equation
202,176,218.70 : 303,264,328.05 = 168,583,898.70 : x - Step 2: Convert to fraction form
202,176,218.70/303,264,328.05 = 168,583,898.70/x - Step 3: Cross multiply
202,176,218.70x = 303,264,328.05 × 168,583,898.70 - Step 4: Simplify right side
202,176,218.70x = 51,125,482,759,304,768 - Step 5: Solve for x
x = 51,125,482,759,304,768/202,176,218.70 - Step 6: Final answer
x = 252,875,848.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.