Finding the Fourth Proportional to 204,910,318.09, 282,778,482.51 and 112,090,826.84
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Solution
The fourth proportional to 204,910,318.09, 282,778,482.51 and 112,090,826.84 is: 154,686,568.32
Step by Step Solution
- Step 1: Write the proportion equation
204,910,318.09 : 282,778,482.51 = 112,090,826.84 : x - Step 2: Convert to fraction form
204,910,318.09/282,778,482.51 = 112,090,826.84/x - Step 3: Cross multiply
204,910,318.09x = 282,778,482.51 × 112,090,826.84 - Step 4: Simplify right side
204,910,318.09x = 31,696,873,917,813,324 - Step 5: Solve for x
x = 31,696,873,917,813,324/204,910,318.09 - Step 6: Final answer
x = 154,686,568.32
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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.