Finding the Fourth Proportional to 91,229,383.98, 125,895,547.62 and 49,412,408.94
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Solution
The fourth proportional to 91,229,383.98, 125,895,547.62 and 49,412,408.94 is: 68,188,581.48
Step by Step Solution
- Step 1: Write the proportion equation
91,229,383.98 : 125,895,547.62 = 49,412,408.94 : x - Step 2: Convert to fraction form
91,229,383.98/125,895,547.62 = 49,412,408.94/x - Step 3: Cross multiply
91,229,383.98x = 125,895,547.62 × 49,412,408.94 - Step 4: Simplify right side
91,229,383.98x = 6,220,802,282,724,684 - Step 5: Solve for x
x = 6,220,802,282,724,684/91,229,383.98 - Step 6: Final answer
x = 68,188,581.48
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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.