Finding the Fourth Proportional to 106,523,151.84, 146,993,577.12 and 65,264,434.56
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Solution
The fourth proportional to 106,523,151.84, 146,993,577.12 and 65,264,434.56 is: 90,059,790.09
Step by Step Solution
- Step 1: Write the proportion equation
106,523,151.84 : 146,993,577.12 = 65,264,434.56 : x - Step 2: Convert to fraction form
106,523,151.84/146,993,577.12 = 65,264,434.56/x - Step 3: Cross multiply
106,523,151.84x = 146,993,577.12 × 65,264,434.56 - Step 4: Simplify right side
106,523,151.84x = 9,593,452,694,688,554 - Step 5: Solve for x
x = 9,593,452,694,688,554/106,523,151.84 - Step 6: Final answer
x = 90,059,790.09
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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.