Finding the Fourth Proportional to 201,468,402.30, 302,202,603.45 and 65,251,544.70
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Solution
The fourth proportional to 201,468,402.30, 302,202,603.45 and 65,251,544.70 is: 97,877,317.05
Step by Step Solution
- Step 1: Write the proportion equation
201,468,402.30 : 302,202,603.45 = 65,251,544.70 : x - Step 2: Convert to fraction form
201,468,402.30/302,202,603.45 = 65,251,544.70/x - Step 3: Cross multiply
201,468,402.30x = 302,202,603.45 × 65,251,544.70 - Step 4: Simplify right side
201,468,402.30x = 19,719,186,687,474,048 - Step 5: Solve for x
x = 19,719,186,687,474,048/201,468,402.30 - Step 6: Final answer
x = 97,877,317.05
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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.