Finding the Fourth Proportional to 371,101,703.06, 512,106,320.16 and 206,099,901.38
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Solution
The fourth proportional to 371,101,703.06, 512,106,320.16 and 206,099,901.38 is: 284,410,071.99
Step by Step Solution
- Step 1: Write the proportion equation
371,101,703.06 : 512,106,320.16 = 206,099,901.38 : x - Step 2: Convert to fraction form
371,101,703.06/512,106,320.16 = 206,099,901.38/x - Step 3: Cross multiply
371,101,703.06x = 512,106,320.16 × 206,099,901.38 - Step 4: Simplify right side
371,101,703.06x = 105,545,062,081,050,704 - Step 5: Solve for x
x = 105,545,062,081,050,704/371,101,703.06 - Step 6: Final answer
x = 284,410,071.99
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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.