Finding the Fourth Proportional to 352,649,162.84, 486,656,156.09 and 193,881,987.25
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Solution
The fourth proportional to 352,649,162.84, 486,656,156.09 and 193,881,987.25 is: 267,557,313.59
Step by Step Solution
- Step 1: Write the proportion equation
352,649,162.84 : 486,656,156.09 = 193,881,987.25 : x - Step 2: Convert to fraction form
352,649,162.84/486,656,156.09 = 193,881,987.25/x - Step 3: Cross multiply
352,649,162.84x = 486,656,156.09 × 193,881,987.25 - Step 4: Simplify right side
352,649,162.84x = 94,353,862,649,443,456 - Step 5: Solve for x
x = 94,353,862,649,443,456/352,649,162.84 - Step 6: Final answer
x = 267,557,313.59
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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.