Finding the Fourth Proportional to 173,304,436.80, 259,893,669.60 and 58,292,731.20
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Solution
The fourth proportional to 173,304,436.80, 259,893,669.60 and 58,292,731.20 is: 87,417,910.95
Step by Step Solution
- Step 1: Write the proportion equation
173,304,436.80 : 259,893,669.60 = 58,292,731.20 : x - Step 2: Convert to fraction form
173,304,436.80/259,893,669.60 = 58,292,731.20/x - Step 3: Cross multiply
173,304,436.80x = 259,893,669.60 × 58,292,731.20 - Step 4: Simplify right side
173,304,436.80x = 15,149,911,822,574,412 - Step 5: Solve for x
x = 15,149,911,822,574,412/173,304,436.80 - Step 6: Final answer
x = 87,417,910.95
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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.