Finding the Fourth Proportional to 96,998,689.08, 133,838,208.57 and 55,737,609.84
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Solution
The fourth proportional to 96,998,689.08, 133,838,208.57 and 55,737,609.84 is: 76,906,419.27
Step by Step Solution
- Step 1: Write the proportion equation
96,998,689.08 : 133,838,208.57 = 55,737,609.84 : x - Step 2: Convert to fraction form
96,998,689.08/133,838,208.57 = 55,737,609.84/x - Step 3: Cross multiply
96,998,689.08x = 133,838,208.57 × 55,737,609.84 - Step 4: Simplify right side
96,998,689.08x = 7,459,821,850,959,204 - Step 5: Solve for x
x = 7,459,821,850,959,204/96,998,689.08 - Step 6: Final answer
x = 76,906,419.27
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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.