Finding the Fourth Proportional to 226,674,643.60, 340,767,792.60 and 193,418,246.80
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Solution
The fourth proportional to 226,674,643.60, 340,767,792.60 and 193,418,246.80 is: 290,772,306.79
Step by Step Solution
- Step 1: Write the proportion equation
226,674,643.60 : 340,767,792.60 = 193,418,246.80 : x - Step 2: Convert to fraction form
226,674,643.60/340,767,792.60 = 193,418,246.80/x - Step 3: Cross multiply
226,674,643.60x = 340,767,792.60 × 193,418,246.80 - Step 4: Simplify right side
226,674,643.60x = 65,910,709,010,598,024 - Step 5: Solve for x
x = 65,910,709,010,598,024/226,674,643.60 - Step 6: Final answer
x = 290,772,306.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.