Finding the Fourth Proportional to 125,746,058.09, 173,529,568.51 and 69,990,281.95
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Solution
The fourth proportional to 125,746,058.09, 173,529,568.51 and 69,990,281.95 is: 96,586,593.74
Step by Step Solution
- Step 1: Write the proportion equation
125,746,058.09 : 173,529,568.51 = 69,990,281.95 : x - Step 2: Convert to fraction form
125,746,058.09/173,529,568.51 = 69,990,281.95/x - Step 3: Cross multiply
125,746,058.09x = 173,529,568.51 × 69,990,281.95 - Step 4: Simplify right side
125,746,058.09x = 12,145,383,426,676,742 - Step 5: Solve for x
x = 12,145,383,426,676,742/125,746,058.09 - Step 6: Final answer
x = 96,586,593.74
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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.