Finding the Fourth Proportional to 201,468,404.80, 302,202,607.20 and 65,251,547.20
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Solution
The fourth proportional to 201,468,404.80, 302,202,607.20 and 65,251,547.20 is: 97,877,320.80
Step by Step Solution
- Step 1: Write the proportion equation
201,468,404.80 : 302,202,607.20 = 65,251,547.20 : x - Step 2: Convert to fraction form
201,468,404.80/302,202,607.20 = 65,251,547.20/x - Step 3: Cross multiply
201,468,404.80x = 302,202,607.20 × 65,251,547.20 - Step 4: Simplify right side
201,468,404.80x = 19,719,187,687,673,860 - Step 5: Solve for x
x = 19,719,187,687,673,860/201,468,404.80 - Step 6: Final answer
x = 97,877,320.80
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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.