Finding the Fourth Proportional to 49,055,762.99, 67,675,681.43 and 29,198,393.90
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Solution
The fourth proportional to 49,055,762.99, 67,675,681.43 and 29,198,393.90 is: 40,281,122.62
Step by Step Solution
- Step 1: Write the proportion equation
49,055,762.99 : 67,675,681.43 = 29,198,393.90 : x - Step 2: Convert to fraction form
49,055,762.99/67,675,681.43 = 29,198,393.90/x - Step 3: Cross multiply
49,055,762.99x = 67,675,681.43 × 29,198,393.90 - Step 4: Simplify right side
49,055,762.99x = 1,976,021,203,844,055.50 - Step 5: Solve for x
x = 1,976,021,203,844,055.50/49,055,762.99 - Step 6: Final answer
x = 40,281,122.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.