Finding the Fourth Proportional to 201,431,278.92, 302,146,901.73 and 55,864,838.43
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Solution
The fourth proportional to 201,431,278.92, 302,146,901.73 and 55,864,838.43 is: 83,797,253.03
Step by Step Solution
- Step 1: Write the proportion equation
201,431,278.92 : 302,146,901.73 = 55,864,838.43 : x - Step 2: Convert to fraction form
201,431,278.92/302,146,901.73 = 55,864,838.43/x - Step 3: Cross multiply
201,431,278.92x = 302,146,901.73 × 55,864,838.43 - Step 4: Simplify right side
201,431,278.92x = 16,879,387,847,271,538 - Step 5: Solve for x
x = 16,879,387,847,271,538/201,431,278.92 - Step 6: Final answer
x = 83,797,253.03
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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.