Finding the Fourth Proportional to 85,718,894.72, 118,301,887.57 and 48,052,231.99
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Solution
The fourth proportional to 85,718,894.72, 118,301,887.57 and 48,052,231.99 is: 66,317,581.03
Step by Step Solution
- Step 1: Write the proportion equation
85,718,894.72 : 118,301,887.57 = 48,052,231.99 : x - Step 2: Convert to fraction form
85,718,894.72/118,301,887.57 = 48,052,231.99/x - Step 3: Cross multiply
85,718,894.72x = 118,301,887.57 × 48,052,231.99 - Step 4: Simplify right side
85,718,894.72x = 5,684,669,746,510,800 - Step 5: Solve for x
x = 5,684,669,746,510,800/85,718,894.72 - Step 6: Final answer
x = 66,317,581.03
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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.