Finding the Fourth Proportional to 461,237,616.24, 636,507,884.88 and 252,393,784.08
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Solution
The fourth proportional to 461,237,616.24, 636,507,884.88 and 252,393,784.08 is: 348,303,408.06
Step by Step Solution
- Step 1: Write the proportion equation
461,237,616.24 : 636,507,884.88 = 252,393,784.08 : x - Step 2: Convert to fraction form
461,237,616.24/636,507,884.88 = 252,393,784.08/x - Step 3: Cross multiply
461,237,616.24x = 636,507,884.88 × 252,393,784.08 - Step 4: Simplify right side
461,237,616.24x = 160,650,633,661,620,224 - Step 5: Solve for x
x = 160,650,633,661,620,224/461,237,616.24 - Step 6: Final answer
x = 348,303,408.06
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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.