Finding the Fourth Proportional to 271,049,476.65, 374,020,120.36 and 159,533,666.92
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Solution
The fourth proportional to 271,049,476.65, 374,020,120.36 and 159,533,666.92 is: 220,139,887.52
Step by Step Solution
- Step 1: Write the proportion equation
271,049,476.65 : 374,020,120.36 = 159,533,666.92 : x - Step 2: Convert to fraction form
271,049,476.65/374,020,120.36 = 159,533,666.92/x - Step 3: Cross multiply
271,049,476.65x = 374,020,120.36 × 159,533,666.92 - Step 4: Simplify right side
271,049,476.65x = 59,668,801,302,890,544 - Step 5: Solve for x
x = 59,668,801,302,890,544/271,049,476.65 - Step 6: Final answer
x = 220,139,887.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.