Finding the Fourth Proportional to 92,737,054.92, 139,121,623.74 and 31,326,660.84
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Solution
The fourth proportional to 92,737,054.92, 139,121,623.74 and 31,326,660.84 is: 46,995,410.05
Step by Step Solution
- Step 1: Write the proportion equation
92,737,054.92 : 139,121,623.74 = 31,326,660.84 : x - Step 2: Convert to fraction form
92,737,054.92/139,121,623.74 = 31,326,660.84/x - Step 3: Cross multiply
92,737,054.92x = 139,121,623.74 × 31,326,660.84 - Step 4: Simplify right side
92,737,054.92x = 4,358,215,922,413,072.50 - Step 5: Solve for x
x = 4,358,215,922,413,072.50/92,737,054.92 - Step 6: Final answer
x = 46,995,410.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.