Finding the Fourth Proportional to 6,515,717,591.04, 9,775,106,703.36 and 2,153,649,397.76
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Solution
The fourth proportional to 6,515,717,591.04, 9,775,106,703.36 and 2,153,649,397.76 is: 3,230,979,914.43
Step by Step Solution
- Step 1: Write the proportion equation
6,515,717,591.04 : 9,775,106,703.36 = 2,153,649,397.76 : x - Step 2: Convert to fraction form
6,515,717,591.04/9,775,106,703.36 = 2,153,649,397.76/x - Step 3: Cross multiply
6,515,717,591.04x = 9,775,106,703.36 × 2,153,649,397.76 - Step 4: Simplify right side
6,515,717,591.04x = 21,052,152,664,731,004,928 - Step 5: Solve for x
x = 21,052,152,664,731,004,928/6,515,717,591.04 - Step 6: Final answer
x = 3,230,979,914.43
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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.