Finding the Fourth Proportional to 68,059,212,305.67, 93,929,948,866.26 and 38,735,752,874.18
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Solution
The fourth proportional to 68,059,212,305.67, 93,929,948,866.26 and 38,735,752,874.18 is: 53,460,026,402.10
Step by Step Solution
- Step 1: Write the proportion equation
68,059,212,305.67 : 93,929,948,866.26 = 38,735,752,874.18 : x - Step 2: Convert to fraction form
68,059,212,305.67/93,929,948,866.26 = 38,735,752,874.18/x - Step 3: Cross multiply
68,059,212,305.67x = 93,929,948,866.26 × 38,735,752,874.18 - Step 4: Simplify right side
68,059,212,305.67x = 3,638,447,286,767,341,535,232 - Step 5: Solve for x
x = 3,638,447,286,767,341,535,232/68,059,212,305.67 - Step 6: Final answer
x = 53,460,026,402.10
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1.5x scale
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.