Finding the Fourth Proportional to 364,604,896.09, 546,964,305.45 and 118,904,385.79
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Solution
The fourth proportional to 364,604,896.09, 546,964,305.45 and 118,904,385.79 is: 178,375,154.82
Step by Step Solution
- Step 1: Write the proportion equation
364,604,896.09 : 546,964,305.45 = 118,904,385.79 : x - Step 2: Convert to fraction form
364,604,896.09/546,964,305.45 = 118,904,385.79/x - Step 3: Cross multiply
364,604,896.09x = 546,964,305.45 × 118,904,385.79 - Step 4: Simplify right side
364,604,896.09x = 65,036,454,788,586,208 - Step 5: Solve for x
x = 65,036,454,788,586,208/364,604,896.09 - Step 6: Final answer
x = 178,375,154.82
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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.