Finding the Fourth Proportional to 168,171,238,176.08, 252,257,511,716.55 and 40,685,725,373.72
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Solution
The fourth proportional to 168,171,238,176.08, 252,257,511,716.55 and 40,685,725,373.72 is: 61,028,746,392.47
Step by Step Solution
- Step 1: Write the proportion equation
168,171,238,176.08 : 252,257,511,716.55 = 40,685,725,373.72 : x - Step 2: Convert to fraction form
168,171,238,176.08/252,257,511,716.55 = 40,685,725,373.72/x - Step 3: Cross multiply
168,171,238,176.08x = 252,257,511,716.55 × 40,685,725,373.72 - Step 4: Simplify right side
168,171,238,176.08x = 10,263,279,845,156,245,733,376 - Step 5: Solve for x
x = 10,263,279,845,156,245,733,376/168,171,238,176.08 - Step 6: Final answer
x = 61,028,746,392.47
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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.