Finding the Fourth Proportional to 68,059,212,307.17, 93,929,948,868.33 and 38,735,752,875.68
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Solution
The fourth proportional to 68,059,212,307.17, 93,929,948,868.33 and 38,735,752,875.68 is: 53,460,026,404.17
Step by Step Solution
- Step 1: Write the proportion equation
68,059,212,307.17 : 93,929,948,868.33 = 38,735,752,875.68 : x - Step 2: Convert to fraction form
68,059,212,307.17/93,929,948,868.33 = 38,735,752,875.68/x - Step 3: Cross multiply
68,059,212,307.17x = 93,929,948,868.33 × 38,735,752,875.68 - Step 4: Simplify right side
68,059,212,307.17x = 3,638,447,286,988,419,629,056 - Step 5: Solve for x
x = 3,638,447,286,988,419,629,056/68,059,212,307.17 - Step 6: Final answer
x = 53,460,026,404.17
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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.