Finding the Fourth Proportional to 68,059,212,311.01, 93,929,948,873.64 and 38,735,752,879.53
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Solution
The fourth proportional to 68,059,212,311.01, 93,929,948,873.64 and 38,735,752,879.53 is: 53,460,026,409.50
Step by Step Solution
- Step 1: Write the proportion equation
68,059,212,311.01 : 93,929,948,873.64 = 38,735,752,879.53 : x - Step 2: Convert to fraction form
68,059,212,311.01/93,929,948,873.64 = 38,735,752,879.53/x - Step 3: Cross multiply
68,059,212,311.01x = 93,929,948,873.64 × 38,735,752,879.53 - Step 4: Simplify right side
68,059,212,311.01x = 3,638,447,287,556,206,231,552 - Step 5: Solve for x
x = 3,638,447,287,556,206,231,552/68,059,212,311.01 - Step 6: Final answer
x = 53,460,026,409.50
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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.