Finding the Fourth Proportional to 168,506,481.60, 252,334,569.60 and 134,494,257.60
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Solution
The fourth proportional to 168,506,481.60, 252,334,569.60 and 134,494,257.60 is: 201,402,048.65
Step by Step Solution
- Step 1: Write the proportion equation
168,506,481.60 : 252,334,569.60 = 134,494,257.60 : x - Step 2: Convert to fraction form
168,506,481.60/252,334,569.60 = 134,494,257.60/x - Step 3: Cross multiply
168,506,481.60x = 252,334,569.60 × 134,494,257.60 - Step 4: Simplify right side
168,506,481.60x = 33,937,550,605,167,528 - Step 5: Solve for x
x = 33,937,550,605,167,528/168,506,481.60 - Step 6: Final answer
x = 201,402,048.65
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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.