Finding the Fourth Proportional to 160,541,562.57, 221,565,734.81 and 89,996,226.19
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Solution
The fourth proportional to 160,541,562.57, 221,565,734.81 and 89,996,226.19 is: 124,205,094.72
Step by Step Solution
- Step 1: Write the proportion equation
160,541,562.57 : 221,565,734.81 = 89,996,226.19 : x - Step 2: Convert to fraction form
160,541,562.57/221,565,734.81 = 89,996,226.19/x - Step 3: Cross multiply
160,541,562.57x = 221,565,734.81 × 89,996,226.19 - Step 4: Simplify right side
160,541,562.57x = 19,940,079,985,914,316 - Step 5: Solve for x
x = 19,940,079,985,914,316/160,541,562.57 - Step 6: Final answer
x = 124,205,094.72
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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.