Finding the Fourth Proportional to 4,664,478,886.09, 6,402,717,087.72 and 4,124,003,389.09
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Solution
The fourth proportional to 4,664,478,886.09, 6,402,717,087.72 and 4,124,003,389.09 is: 5,660,831,062.58
Step by Step Solution
- Step 1: Write the proportion equation
4,664,478,886.09 : 6,402,717,087.72 = 4,124,003,389.09 : x - Step 2: Convert to fraction form
4,664,478,886.09/6,402,717,087.72 = 4,124,003,389.09/x - Step 3: Cross multiply
4,664,478,886.09x = 6,402,717,087.72 × 4,124,003,389.09 - Step 4: Simplify right side
4,664,478,886.09x = 26,404,826,969,133,703,168 - Step 5: Solve for x
x = 26,404,826,969,133,703,168/4,664,478,886.09 - Step 6: Final answer
x = 5,660,831,062.58
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.