Finding the Fourth Proportional to 49,205,220.20, 73,807,830.30 and 46,418,301.80
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Solution
The fourth proportional to 49,205,220.20, 73,807,830.30 and 46,418,301.80 is: 69,627,452.70
Step by Step Solution
- Step 1: Write the proportion equation
49,205,220.20 : 73,807,830.30 = 46,418,301.80 : x - Step 2: Convert to fraction form
49,205,220.20/73,807,830.30 = 46,418,301.80/x - Step 3: Cross multiply
49,205,220.20x = 73,807,830.30 × 46,418,301.80 - Step 4: Simplify right side
49,205,220.20x = 3,426,034,142,068,584 - Step 5: Solve for x
x = 3,426,034,142,068,584/49,205,220.20 - Step 6: Final answer
x = 69,627,452.70
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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.