Finding the Fourth Proportional to 160,846,688.67, 241,159,887.35 and 81,910,397.63
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Solution
The fourth proportional to 160,846,688.67, 241,159,887.35 and 81,910,397.63 is: 122,809,505.30
Step by Step Solution
- Step 1: Write the proportion equation
160,846,688.67 : 241,159,887.35 = 81,910,397.63 : x - Step 2: Convert to fraction form
160,846,688.67/241,159,887.35 = 81,910,397.63/x - Step 3: Cross multiply
160,846,688.67x = 241,159,887.35 × 81,910,397.63 - Step 4: Simplify right side
160,846,688.67x = 19,753,502,265,301,824 - Step 5: Solve for x
x = 19,753,502,265,301,824/160,846,688.67 - Step 6: Final answer
x = 122,809,505.30
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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.