Finding the Fourth Proportional to 546,896,741.58, 754,722,546.21 and 323,891,107.20
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Solution
The fourth proportional to 546,896,741.58, 754,722,546.21 and 323,891,107.20 is: 446,972,714.47
Step by Step Solution
- Step 1: Write the proportion equation
546,896,741.58 : 754,722,546.21 = 323,891,107.20 : x - Step 2: Convert to fraction form
546,896,741.58/754,722,546.21 = 323,891,107.20/x - Step 3: Cross multiply
546,896,741.58x = 754,722,546.21 × 323,891,107.20 - Step 4: Simplify right side
546,896,741.58x = 244,447,921,120,760,064 - Step 5: Solve for x
x = 244,447,921,120,760,064/546,896,741.58 - Step 6: Final answer
x = 446,972,714.47
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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.