Finding the Fourth Proportional to 587,305,935.21, 810,252,813.09 and 336,276,178.41
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Solution
The fourth proportional to 587,305,935.21, 810,252,813.09 and 336,276,178.41 is: 463,929,790.59
Step by Step Solution
- Step 1: Write the proportion equation
587,305,935.21 : 810,252,813.09 = 336,276,178.41 : x - Step 2: Convert to fraction form
587,305,935.21/810,252,813.09 = 336,276,178.41/x - Step 3: Cross multiply
587,305,935.21x = 810,252,813.09 × 336,276,178.41 - Step 4: Simplify right side
587,305,935.21x = 272,468,719,531,857,248 - Step 5: Solve for x
x = 272,468,719,531,857,248/587,305,935.21 - Step 6: Final answer
x = 463,929,790.59
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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.