Finding the Fourth Proportional to 254,317,577.97, 380,965,597.05 and 115,952,853.99
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Solution
The fourth proportional to 254,317,577.97, 380,965,597.05 and 115,952,853.99 is: 173,696,401.97
Step by Step Solution
- Step 1: Write the proportion equation
254,317,577.97 : 380,965,597.05 = 115,952,853.99 : x - Step 2: Convert to fraction form
254,317,577.97/380,965,597.05 = 115,952,853.99/x - Step 3: Cross multiply
254,317,577.97x = 380,965,597.05 × 115,952,853.99 - Step 4: Simplify right side
254,317,577.97x = 44,174,048,249,951,824 - Step 5: Solve for x
x = 44,174,048,249,951,824/254,317,577.97 - Step 6: Final answer
x = 173,696,401.97
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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.