Finding the Fourth Proportional to 96,366,481.30, 144,374,346.42 and 86,035,268.26
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Solution
The fourth proportional to 96,366,481.30, 144,374,346.42 and 86,035,268.26 is: 128,896,328.44
Step by Step Solution
- Step 1: Write the proportion equation
96,366,481.30 : 144,374,346.42 = 86,035,268.26 : x - Step 2: Convert to fraction form
96,366,481.30/144,374,346.42 = 86,035,268.26/x - Step 3: Cross multiply
96,366,481.30x = 144,374,346.42 × 86,035,268.26 - Step 4: Simplify right side
96,366,481.30x = 12,421,285,624,106,870 - Step 5: Solve for x
x = 12,421,285,624,106,870/96,366,481.30 - Step 6: Final answer
x = 128,896,328.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.