Finding the Fourth Proportional to 114,579,837.84, 171,868,072.77 and 28,318,251.99
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Solution
The fourth proportional to 114,579,837.84, 171,868,072.77 and 28,318,251.99 is: 42,476,961.79
Step by Step Solution
- Step 1: Write the proportion equation
114,579,837.84 : 171,868,072.77 = 28,318,251.99 : x - Step 2: Convert to fraction form
114,579,837.84/171,868,072.77 = 28,318,251.99/x - Step 3: Cross multiply
114,579,837.84x = 171,868,072.77 × 28,318,251.99 - Step 4: Simplify right side
114,579,837.84x = 4,867,003,393,736,517 - Step 5: Solve for x
x = 4,867,003,393,736,517/114,579,837.84 - Step 6: Final answer
x = 42,476,961.79
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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.