Finding the Fourth Proportional to 314,095,603.24, 471,358,616.54 and 109,623,678.44
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Solution
The fourth proportional to 314,095,603.24, 471,358,616.54 and 109,623,678.44 is: 164,510,629.49
Step by Step Solution
- Step 1: Write the proportion equation
314,095,603.24 : 471,358,616.54 = 109,623,678.44 : x - Step 2: Convert to fraction form
314,095,603.24/471,358,616.54 = 109,623,678.44/x - Step 3: Cross multiply
314,095,603.24x = 471,358,616.54 × 109,623,678.44 - Step 4: Simplify right side
314,095,603.24x = 51,672,065,409,504,224 - Step 5: Solve for x
x = 51,672,065,409,504,224/314,095,603.24 - Step 6: Final answer
x = 164,510,629.49
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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.