Finding the Fourth Proportional to 180,116,354.13, 248,560,781.29 and 97,610,138.88
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Solution
The fourth proportional to 180,116,354.13, 248,560,781.29 and 97,610,138.88 is: 134,702,106.86
Step by Step Solution
- Step 1: Write the proportion equation
180,116,354.13 : 248,560,781.29 = 97,610,138.88 : x - Step 2: Convert to fraction form
180,116,354.13/248,560,781.29 = 97,610,138.88/x - Step 3: Cross multiply
180,116,354.13x = 248,560,781.29 × 97,610,138.88 - Step 4: Simplify right side
180,116,354.13x = 24,262,052,380,662,076 - Step 5: Solve for x
x = 24,262,052,380,662,076/180,116,354.13 - Step 6: Final answer
x = 134,702,106.86
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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.