Finding the Fourth Proportional to 115,917,674.30, 173,876,511.45 and 62,169,962.30
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Solution
The fourth proportional to 115,917,674.30, 173,876,511.45 and 62,169,962.30 is: 93,254,943.45
Step by Step Solution
- Step 1: Write the proportion equation
115,917,674.30 : 173,876,511.45 = 62,169,962.30 : x - Step 2: Convert to fraction form
115,917,674.30/173,876,511.45 = 62,169,962.30/x - Step 3: Cross multiply
115,917,674.30x = 173,876,511.45 × 62,169,962.30 - Step 4: Simplify right side
115,917,674.30x = 10,809,896,161,702,018 - Step 5: Solve for x
x = 10,809,896,161,702,018/115,917,674.30 - Step 6: Final answer
x = 93,254,943.45
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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.