Finding the Fourth Proportional to 624,260,818.44, 861,479,629.74 and 373,365,205.92
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Solution
The fourth proportional to 624,260,818.44, 861,479,629.74 and 373,365,205.92 is: 515,243,804.92
Step by Step Solution
- Step 1: Write the proportion equation
624,260,818.44 : 861,479,629.74 = 373,365,205.92 : x - Step 2: Convert to fraction form
624,260,818.44/861,479,629.74 = 373,365,205.92/x - Step 3: Cross multiply
624,260,818.44x = 861,479,629.74 × 373,365,205.92 - Step 4: Simplify right side
624,260,818.44x = 321,646,519,353,760,448 - Step 5: Solve for x
x = 321,646,519,353,760,448/624,260,818.44 - Step 6: Final answer
x = 515,243,804.92
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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.