Finding the Fourth Proportional to 115,917,678.05, 173,876,517.08 and 62,169,966.05
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Solution
The fourth proportional to 115,917,678.05, 173,876,517.08 and 62,169,966.05 is: 93,254,949.08
Step by Step Solution
- Step 1: Write the proportion equation
115,917,678.05 : 173,876,517.08 = 62,169,966.05 : x - Step 2: Convert to fraction form
115,917,678.05/173,876,517.08 = 62,169,966.05/x - Step 3: Cross multiply
115,917,678.05x = 173,876,517.08 × 62,169,966.05 - Step 4: Simplify right side
115,917,678.05x = 10,809,897,163,444,994 - Step 5: Solve for x
x = 10,809,897,163,444,994/115,917,678.05 - Step 6: Final answer
x = 93,254,949.08
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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.