Finding the Fourth Proportional to 171,013,211.30, 235,991,909.13 and 92,695,083.32
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Solution
The fourth proportional to 171,013,211.30, 235,991,909.13 and 92,695,083.32 is: 127,915,787.99
Step by Step Solution
- Step 1: Write the proportion equation
171,013,211.30 : 235,991,909.13 = 92,695,083.32 : x - Step 2: Convert to fraction form
171,013,211.30/235,991,909.13 = 92,695,083.32/x - Step 3: Cross multiply
171,013,211.30x = 235,991,909.13 × 92,695,083.32 - Step 4: Simplify right side
171,013,211.30x = 21,875,289,679,651,216 - Step 5: Solve for x
x = 21,875,289,679,651,216/171,013,211.30 - Step 6: Final answer
x = 127,915,787.99
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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.