Finding the Fourth Proportional to 21,511,407,580.74, 32,267,171,905.58 and 8,250,730,655.68
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Solution
The fourth proportional to 21,511,407,580.74, 32,267,171,905.58 and 8,250,730,655.68 is: 12,376,119,201.60
Step by Step Solution
- Step 1: Write the proportion equation
21,511,407,580.74 : 32,267,171,905.58 = 8,250,730,655.68 : x - Step 2: Convert to fraction form
21,511,407,580.74/32,267,171,905.58 = 8,250,730,655.68/x - Step 3: Cross multiply
21,511,407,580.74x = 32,267,171,905.58 × 8,250,730,655.68 - Step 4: Simplify right side
21,511,407,580.74x = 266,227,744,413,465,378,816 - Step 5: Solve for x
x = 266,227,744,413,465,378,816/21,511,407,580.74 - Step 6: Final answer
x = 12,376,119,201.60
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1.5x scale
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.