Finding the Fourth Proportional to 498,107,176.58, 746,340,926.61 and 170,403,548.78
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Solution
The fourth proportional to 498,107,176.58, 746,340,926.61 and 170,403,548.78 is: 255,324,854.72
Step by Step Solution
- Step 1: Write the proportion equation
498,107,176.58 : 746,340,926.61 = 170,403,548.78 : x - Step 2: Convert to fraction form
498,107,176.58/746,340,926.61 = 170,403,548.78/x - Step 3: Cross multiply
498,107,176.58x = 746,340,926.61 × 170,403,548.78 - Step 4: Simplify right side
498,107,176.58x = 127,179,142,494,097,536 - Step 5: Solve for x
x = 127,179,142,494,097,536/498,107,176.58 - Step 6: Final answer
x = 255,324,854.72
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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.