Finding the Fourth Proportional to 205,596,682.74, 283,677,525.60 and 121,922,293.80
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Solution
The fourth proportional to 205,596,682.74, 283,677,525.60 and 121,922,293.80 is: 168,225,548.00
Step by Step Solution
- Step 1: Write the proportion equation
205,596,682.74 : 283,677,525.60 = 121,922,293.80 : x - Step 2: Convert to fraction form
205,596,682.74/283,677,525.60 = 121,922,293.80/x - Step 3: Cross multiply
205,596,682.74x = 283,677,525.60 × 121,922,293.80 - Step 4: Simplify right side
205,596,682.74x = 34,586,614,620,660,224 - Step 5: Solve for x
x = 34,586,614,620,660,224/205,596,682.74 - Step 6: Final answer
x = 168,225,548.00
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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.