Finding the Fourth Proportional to 546,383,359.72, 754,011,292.58 and 295,487,746.09
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Solution
The fourth proportional to 546,383,359.72, 754,011,292.58 and 295,487,746.09 is: 407,774,309.75
Step by Step Solution
- Step 1: Write the proportion equation
546,383,359.72 : 754,011,292.58 = 295,487,746.09 : x - Step 2: Convert to fraction form
546,383,359.72/754,011,292.58 = 295,487,746.09/x - Step 3: Cross multiply
546,383,359.72x = 754,011,292.58 × 295,487,746.09 - Step 4: Simplify right side
546,383,359.72x = 222,801,097,369,394,304 - Step 5: Solve for x
x = 222,801,097,369,394,304/546,383,359.72 - Step 6: Final answer
x = 407,774,309.75
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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.