Finding the Fourth Proportional to 341,192,236,560.58, 470,860,087,127.02 and 188,945,064,551.28
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Solution
The fourth proportional to 341,192,236,560.58, 470,860,087,127.02 and 188,945,064,551.28 is: 260,752,385,381.55
Step by Step Solution
- Step 1: Write the proportion equation
341,192,236,560.58 : 470,860,087,127.02 = 188,945,064,551.28 : x - Step 2: Convert to fraction form
341,192,236,560.58/470,860,087,127.02 = 188,945,064,551.28/x - Step 3: Cross multiply
341,192,236,560.58x = 470,860,087,127.02 × 188,945,064,551.28 - Step 4: Simplify right side
341,192,236,560.58x = 88,966,689,556,836,124,721,152 - Step 5: Solve for x
x = 88,966,689,556,836,124,721,152/341,192,236,560.58 - Step 6: Final answer
x = 260,752,385,381.55
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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.