Finding the Fourth Proportional to 205,336,789, 283,364,768.82 and 122,834,051.08
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Solution
The fourth proportional to 205,336,789, 283,364,768.82 and 122,834,051.08 is: 169,510,990.49
Step by Step Solution
- Step 1: Write the proportion equation
205,336,789 : 283,364,768.82 = 122,834,051.08 : x - Step 2: Convert to fraction form
205,336,789/283,364,768.82 = 122,834,051.08/x - Step 3: Cross multiply
205,336,789x = 283,364,768.82 × 122,834,051.08 - Step 4: Simplify right side
205,336,789x = 34,806,842,487,508,268 - Step 5: Solve for x
x = 34,806,842,487,508,268/205,336,789 - Step 6: Final answer
x = 169,510,990.49
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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.