Finding the Fourth Proportional to 4,590,355,921.97, 6,885,510,982.16 and 1,792,608,728.76
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Solution
The fourth proportional to 4,590,355,921.97, 6,885,510,982.16 and 1,792,608,728.76 is: 2,688,904,150.01
Step by Step Solution
- Step 1: Write the proportion equation
4,590,355,921.97 : 6,885,510,982.16 = 1,792,608,728.76 : x - Step 2: Convert to fraction form
4,590,355,921.97/6,885,510,982.16 = 1,792,608,728.76/x - Step 3: Cross multiply
4,590,355,921.97x = 6,885,510,982.16 × 1,792,608,728.76 - Step 4: Simplify right side
4,590,355,921.97x = 12,343,027,088,583,892,992 - Step 5: Solve for x
x = 12,343,027,088,583,892,992/4,590,355,921.97 - Step 6: Final answer
x = 2,688,904,150.01
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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.