Finding the Fourth Proportional to 756,383,566.10, 1,134,490,134.06 and 203,726,444.93
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Solution
The fourth proportional to 756,383,566.10, 1,134,490,134.06 and 203,726,444.93 is: 305,566,715.32
Step by Step Solution
- Step 1: Write the proportion equation
756,383,566.10 : 1,134,490,134.06 = 203,726,444.93 : x - Step 2: Convert to fraction form
756,383,566.10/1,134,490,134.06 = 203,726,444.93/x - Step 3: Cross multiply
756,383,566.10x = 1,134,490,134.06 × 203,726,444.93 - Step 4: Simplify right side
756,383,566.10x = 231,125,641,814,530,464 - Step 5: Solve for x
x = 231,125,641,814,530,464/756,383,566.10 - Step 6: Final answer
x = 305,566,715.32
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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.