Finding the Fourth Proportional to 85,470,799.08, 117,955,688.22 and 48,304,513.92
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Solution
The fourth proportional to 85,470,799.08, 117,955,688.22 and 48,304,513.92 is: 66,663,611.96
Step by Step Solution
- Step 1: Write the proportion equation
85,470,799.08 : 117,955,688.22 = 48,304,513.92 : x - Step 2: Convert to fraction form
85,470,799.08/117,955,688.22 = 48,304,513.92/x - Step 3: Cross multiply
85,470,799.08x = 117,955,688.22 × 48,304,513.92 - Step 4: Simplify right side
85,470,799.08x = 5,697,792,183,566,170 - Step 5: Solve for x
x = 5,697,792,183,566,170/85,470,799.08 - Step 6: Final answer
x = 66,663,611.96
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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.