Finding the Fourth Proportional to 116,214,026.08, 160,369,131.60 and 63,992,869.12
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Solution
The fourth proportional to 116,214,026.08, 160,369,131.60 and 63,992,869.12 is: 88,306,731.95
Step by Step Solution
- Step 1: Write the proportion equation
116,214,026.08 : 160,369,131.60 = 63,992,869.12 : x - Step 2: Convert to fraction form
116,214,026.08/160,369,131.60 = 63,992,869.12/x - Step 3: Cross multiply
116,214,026.08x = 160,369,131.60 × 63,992,869.12 - Step 4: Simplify right side
116,214,026.08x = 10,262,480,849,366,856 - Step 5: Solve for x
x = 10,262,480,849,366,856/116,214,026.08 - Step 6: Final answer
x = 88,306,731.95
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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.