Finding the Fourth Proportional to 238,876,365,504.99, 358,312,094,115.55 and 138,083,098,861.20
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Solution
The fourth proportional to 238,876,365,504.99, 358,312,094,115.55 and 138,083,098,861.20 is: 207,123,229,668.73
Step by Step Solution
- Step 1: Write the proportion equation
238,876,365,504.99 : 358,312,094,115.55 = 138,083,098,861.20 : x - Step 2: Convert to fraction form
238,876,365,504.99/358,312,094,115.55 = 138,083,098,861.20/x - Step 3: Cross multiply
238,876,365,504.99x = 358,312,094,115.55 × 138,083,098,861.20 - Step 4: Simplify right side
238,876,365,504.99x = 49,476,844,314,921,095,135,232 - Step 5: Solve for x
x = 49,476,844,314,921,095,135,232/238,876,365,504.99 - Step 6: Final answer
x = 207,123,229,668.73
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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.