Finding the Fourth Proportional to 7,692,728,829,639.20, 11,539,464,362,165 and 2,529,459,534,677.80
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Solution
The fourth proportional to 7,692,728,829,639.20, 11,539,464,362,165 and 2,529,459,534,677.80 is: 3,794,311,329,874.59
Step by Step Solution
- Step 1: Write the proportion equation
7,692,728,829,639.20 : 11,539,464,362,165 = 2,529,459,534,677.80 : x - Step 2: Convert to fraction form
7,692,728,829,639.20/11,539,464,362,165 = 2,529,459,534,677.80/x - Step 3: Cross multiply
7,692,728,829,639.20x = 11,539,464,362,165 × 2,529,459,534,677.80 - Step 4: Simplify right side
7,692,728,829,639.20x = 29,188,608,155,952,932,779,458,560 - Step 5: Solve for x
x = 29,188,608,155,952,932,779,458,560/7,692,728,829,639.20 - Step 6: Final answer
x = 3,794,311,329,874.59
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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.