Finding the Fourth Proportional to 7,922,163,010.26, 10,932,691,552.21 and 4,305,258,545.02
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Solution
The fourth proportional to 7,922,163,010.26, 10,932,691,552.21 and 4,305,258,545.02 is: 5,941,314,722.29
Step by Step Solution
- Step 1: Write the proportion equation
7,922,163,010.26 : 10,932,691,552.21 = 4,305,258,545.02 : x - Step 2: Convert to fraction form
7,922,163,010.26/10,932,691,552.21 = 4,305,258,545.02/x - Step 3: Cross multiply
7,922,163,010.26x = 10,932,691,552.21 × 4,305,258,545.02 - Step 4: Simplify right side
7,922,163,010.26x = 47,068,063,725,220,069,376 - Step 5: Solve for x
x = 47,068,063,725,220,069,376/7,922,163,010.26 - Step 6: Final answer
x = 5,941,314,722.29
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1.5x scale
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.