Finding the Fourth Proportional to 48,268,834.70, 72,403,252.05 and 48,268,834.70
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Solution
The fourth proportional to 48,268,834.70, 72,403,252.05 and 48,268,834.70 is: 72,403,252.05
Step by Step Solution
- Step 1: Write the proportion equation
48,268,834.70 : 72,403,252.05 = 48,268,834.70 : x - Step 2: Convert to fraction form
48,268,834.70/72,403,252.05 = 48,268,834.70/x - Step 3: Cross multiply
48,268,834.70x = 72,403,252.05 × 48,268,834.70 - Step 4: Simplify right side
48,268,834.70x = 3,494,820,604,943,886 - Step 5: Solve for x
x = 3,494,820,604,943,886/48,268,834.70 - Step 6: Final answer
x = 72,403,252.05
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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.