Finding the Fourth Proportional to 414,899,910.57, 572,594,515.53 and 236,291,351.49
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Solution
The fourth proportional to 414,899,910.57, 572,594,515.53 and 236,291,351.49 is: 326,100,653.39
Step by Step Solution
- Step 1: Write the proportion equation
414,899,910.57 : 572,594,515.53 = 236,291,351.49 : x - Step 2: Convert to fraction form
414,899,910.57/572,594,515.53 = 236,291,351.49/x - Step 3: Cross multiply
414,899,910.57x = 572,594,515.53 × 236,291,351.49 - Step 4: Simplify right side
414,899,910.57x = 135,299,131,930,345,488 - Step 5: Solve for x
x = 135,299,131,930,345,488/414,899,910.57 - Step 6: Final answer
x = 326,100,653.39
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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.