Finding the Fourth Proportional to 11,992,529,522,070, 16,549,690,740,459 and 6,859,982,883,798.80
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Solution
The fourth proportional to 11,992,529,522,070, 16,549,690,740,459 and 6,859,982,883,798.80 is: 9,466,776,379,643.72
Step by Step Solution
- Step 1: Write the proportion equation
11,992,529,522,070 : 16,549,690,740,459 = 6,859,982,883,798.80 : x - Step 2: Convert to fraction form
11,992,529,522,070/16,549,690,740,459 = 6,859,982,883,798.80/x - Step 3: Cross multiply
11,992,529,522,070x = 16,549,690,740,459 × 6,859,982,883,798.80 - Step 4: Simplify right side
11,992,529,522,070x = 113,530,595,211,712,230,848,462,848 - Step 5: Solve for x
x = 113,530,595,211,712,230,848,462,848/11,992,529,522,070 - Step 6: Final answer
x = 9,466,776,379,643.72
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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.