Finding the Fourth Proportional to 200,715,640.70, 301,087,972.28 and 84,013,626.03
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Solution
The fourth proportional to 200,715,640.70, 301,087,972.28 and 84,013,626.03 is: 126,026,513.02
Step by Step Solution
- Step 1: Write the proportion equation
200,715,640.70 : 301,087,972.28 = 84,013,626.03 : x - Step 2: Convert to fraction form
200,715,640.70/301,087,972.28 = 84,013,626.03/x - Step 3: Cross multiply
200,715,640.70x = 301,087,972.28 × 84,013,626.03 - Step 4: Simplify right side
200,715,640.70x = 25,295,492,305,262,924 - Step 5: Solve for x
x = 25,295,492,305,262,924/200,715,640.70 - Step 6: Final answer
x = 126,026,513.02
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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.