Finding the Fourth Proportional to 242,899,551,227.05, 335,211,917,500.80 and 134,512,648,497.76
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Solution
The fourth proportional to 242,899,551,227.05, 335,211,917,500.80 and 134,512,648,497.76 is: 185,633,289,988.66
Step by Step Solution
- Step 1: Write the proportion equation
242,899,551,227.05 : 335,211,917,500.80 = 134,512,648,497.76 : x - Step 2: Convert to fraction form
242,899,551,227.05/335,211,917,500.80 = 134,512,648,497.76/x - Step 3: Cross multiply
242,899,551,227.05x = 335,211,917,500.80 × 134,512,648,497.76 - Step 4: Simplify right side
242,899,551,227.05x = 45,090,242,831,045,227,446,272 - Step 5: Solve for x
x = 45,090,242,831,045,227,446,272/242,899,551,227.05 - Step 6: Final answer
x = 185,633,289,988.66
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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.