Finding the Fourth Proportional to 116,638,877.98, 174,957,118.68 and 67,423,415.93
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Solution
The fourth proportional to 116,638,877.98, 174,957,118.68 and 67,423,415.93 is: 101,134,431.22
Step by Step Solution
- Step 1: Write the proportion equation
116,638,877.98 : 174,957,118.68 = 67,423,415.93 : x - Step 2: Convert to fraction form
116,638,877.98/174,957,118.68 = 67,423,415.93/x - Step 3: Cross multiply
116,638,877.98x = 174,957,118.68 × 67,423,415.93 - Step 4: Simplify right side
116,638,877.98x = 11,796,206,583,314,694 - Step 5: Solve for x
x = 11,796,206,583,314,694/116,638,877.98 - Step 6: Final answer
x = 101,134,431.22
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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.