Finding the Fourth Proportional to 91,453,186.73, 126,205,535.94 and 49,637,267.06
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Solution
The fourth proportional to 91,453,186.73, 126,205,535.94 and 49,637,267.06 is: 68,499,503.58
Step by Step Solution
- Step 1: Write the proportion equation
91,453,186.73 : 126,205,535.94 = 49,637,267.06 : x - Step 2: Convert to fraction form
91,453,186.73/126,205,535.94 = 49,637,267.06/x - Step 3: Cross multiply
91,453,186.73x = 126,205,535.94 × 49,637,267.06 - Step 4: Simplify right side
91,453,186.73x = 6,264,497,891,904,208 - Step 5: Solve for x
x = 6,264,497,891,904,208/91,453,186.73 - Step 6: Final answer
x = 68,499,503.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.