Finding the Fourth Proportional to 258,299,860.74, 387,449,820.27 and 104,946,021.06
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Solution
The fourth proportional to 258,299,860.74, 387,449,820.27 and 104,946,021.06 is: 157,419,043.44
Step by Step Solution
- Step 1: Write the proportion equation
258,299,860.74 : 387,449,820.27 = 104,946,021.06 : x - Step 2: Convert to fraction form
258,299,860.74/387,449,820.27 = 104,946,021.06/x - Step 3: Cross multiply
258,299,860.74x = 387,449,820.27 × 104,946,021.06 - Step 4: Simplify right side
258,299,860.74x = 40,661,316,997,748,632 - Step 5: Solve for x
x = 40,661,316,997,748,632/258,299,860.74 - Step 6: Final answer
x = 157,419,043.44
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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.