Finding the Fourth Proportional to 234,420,295.08, 323,510,462.82 and 129,991,351.26
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Solution
The fourth proportional to 234,420,295.08, 323,510,462.82 and 129,991,351.26 is: 179,393,862.61
Step by Step Solution
- Step 1: Write the proportion equation
234,420,295.08 : 323,510,462.82 = 129,991,351.26 : x - Step 2: Convert to fraction form
234,420,295.08/323,510,462.82 = 129,991,351.26/x - Step 3: Cross multiply
234,420,295.08x = 323,510,462.82 × 129,991,351.26 - Step 4: Simplify right side
234,420,295.08x = 42,053,562,208,719,792 - Step 5: Solve for x
x = 42,053,562,208,719,792/234,420,295.08 - Step 6: Final answer
x = 179,393,862.61
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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.