Finding the Fourth Proportional to 88,519,374.75, 122,156,737.16 and 51,849,945.75
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Solution
The fourth proportional to 88,519,374.75, 122,156,737.16 and 51,849,945.75 is: 71,552,925.14
Step by Step Solution
- Step 1: Write the proportion equation
88,519,374.75 : 122,156,737.16 = 51,849,945.75 : x - Step 2: Convert to fraction form
88,519,374.75/122,156,737.16 = 51,849,945.75/x - Step 3: Cross multiply
88,519,374.75x = 122,156,737.16 × 51,849,945.75 - Step 4: Simplify right side
88,519,374.75x = 6,333,820,194,743,009 - Step 5: Solve for x
x = 6,333,820,194,743,009/88,519,374.75 - Step 6: Final answer
x = 71,552,925.14
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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.