Finding the Fourth Proportional to 3,201,188,413.84, 4,417,545,131.86 and 1,772,323,203
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Solution
The fourth proportional to 3,201,188,413.84, 4,417,545,131.86 and 1,772,323,203 is: 2,445,753,490.69
Step by Step Solution
- Step 1: Write the proportion equation
3,201,188,413.84 : 4,417,545,131.86 = 1,772,323,203 : x - Step 2: Convert to fraction form
3,201,188,413.84/4,417,545,131.86 = 1,772,323,203/x - Step 3: Cross multiply
3,201,188,413.84x = 4,417,545,131.86 × 1,772,323,203 - Step 4: Simplify right side
3,201,188,413.84x = 7,829,317,737,495,172,096 - Step 5: Solve for x
x = 7,829,317,737,495,172,096/3,201,188,413.84 - Step 6: Final answer
x = 2,445,753,490.69
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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.