Finding the Fourth Proportional to 441,346,170.43, 609,050,274.28 and 243,126,207.19
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Solution
The fourth proportional to 441,346,170.43, 609,050,274.28 and 243,126,207.19 is: 335,510,066.92
Step by Step Solution
- Step 1: Write the proportion equation
441,346,170.43 : 609,050,274.28 = 243,126,207.19 : x - Step 2: Convert to fraction form
441,346,170.43/609,050,274.28 = 243,126,207.19/x - Step 3: Cross multiply
441,346,170.43x = 609,050,274.28 × 243,126,207.19 - Step 4: Simplify right side
441,346,170.43x = 148,076,083,173,725,600 - Step 5: Solve for x
x = 148,076,083,173,725,600/441,346,170.43 - Step 6: Final answer
x = 335,510,066.92
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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.