Finding the Fourth Proportional to 311,364,579,413.99, 466,999,679,038.24 and 84,741,691,240.15
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Solution
The fourth proportional to 311,364,579,413.99, 466,999,679,038.24 and 84,741,691,240.15 is: 127,099,693,500.11
Step by Step Solution
- Step 1: Write the proportion equation
311,364,579,413.99 : 466,999,679,038.24 = 84,741,691,240.15 : x - Step 2: Convert to fraction form
311,364,579,413.99/466,999,679,038.24 = 84,741,691,240.15/x - Step 3: Cross multiply
311,364,579,413.99x = 466,999,679,038.24 × 84,741,691,240.15 - Step 4: Simplify right side
311,364,579,413.99x = 39,574,342,610,307,684,237,312 - Step 5: Solve for x
x = 39,574,342,610,307,684,237,312/311,364,579,413.99 - Step 6: Final answer
x = 127,099,693,500.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.