Finding the Fourth Proportional to 85,718,895.22, 118,301,888.26 and 48,052,232.49
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Solution
The fourth proportional to 85,718,895.22, 118,301,888.26 and 48,052,232.49 is: 66,317,581.72
Step by Step Solution
- Step 1: Write the proportion equation
85,718,895.22 : 118,301,888.26 = 48,052,232.49 : x - Step 2: Convert to fraction form
85,718,895.22/118,301,888.26 = 48,052,232.49/x - Step 3: Cross multiply
85,718,895.22x = 118,301,888.26 × 48,052,232.49 - Step 4: Simplify right side
85,718,895.22x = 5,684,669,838,675,522 - Step 5: Solve for x
x = 5,684,669,838,675,522/85,718,895.22 - Step 6: Final answer
x = 66,317,581.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.