Finding the Fourth Proportional to 7,820,323,772.28, 10,792,434,545.10 and 4,851,056,617.08
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Solution
The fourth proportional to 7,820,323,772.28, 10,792,434,545.10 and 4,851,056,617.08 is: 6,694,698,651.73
Step by Step Solution
- Step 1: Write the proportion equation
7,820,323,772.28 : 10,792,434,545.10 = 4,851,056,617.08 : x - Step 2: Convert to fraction form
7,820,323,772.28/10,792,434,545.10 = 4,851,056,617.08/x - Step 3: Cross multiply
7,820,323,772.28x = 10,792,434,545.10 × 4,851,056,617.08 - Step 4: Simplify right side
7,820,323,772.28x = 52,354,711,014,410,133,504 - Step 5: Solve for x
x = 52,354,711,014,410,133,504/7,820,323,772.28 - Step 6: Final answer
x = 6,694,698,651.73
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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.