Finding the Fourth Proportional to 317,311,396, 476,168,440.56 and 135,559,941.28
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Solution
The fourth proportional to 317,311,396, 476,168,440.56 and 135,559,941.28 is: 203,425,930.03
Step by Step Solution
- Step 1: Write the proportion equation
317,311,396 : 476,168,440.56 = 135,559,941.28 : x - Step 2: Convert to fraction form
317,311,396/476,168,440.56 = 135,559,941.28/x - Step 3: Cross multiply
317,311,396x = 476,168,440.56 × 135,559,941.28 - Step 4: Simplify right side
317,311,396x = 64,549,365,841,702,768 - Step 5: Solve for x
x = 64,549,365,841,702,768/317,311,396 - Step 6: Final answer
x = 203,425,930.03
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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.