Finding the Fourth Proportional to 6,342,320,341.67, 8,750,427,484.68 and 3,665,125,188.45
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Solution
The fourth proportional to 6,342,320,341.67, 8,750,427,484.68 and 3,665,125,188.45 is: 5,056,731,678.01
Step by Step Solution
- Step 1: Write the proportion equation
6,342,320,341.67 : 8,750,427,484.68 = 3,665,125,188.45 : x - Step 2: Convert to fraction form
6,342,320,341.67/8,750,427,484.68 = 3,665,125,188.45/x - Step 3: Cross multiply
6,342,320,341.67x = 8,750,427,484.68 × 3,665,125,188.45 - Step 4: Simplify right side
6,342,320,341.67x = 32,071,412,183,805,845,504 - Step 5: Solve for x
x = 32,071,412,183,805,845,504/6,342,320,341.67 - Step 6: Final answer
x = 5,056,731,678.01
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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.