Finding the Fourth Proportional to 441,328,462.88, 609,033,276.36 and 255,797,095.08
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Solution
The fourth proportional to 441,328,462.88, 609,033,276.36 and 255,797,095.08 is: 352,999,989.81
Step by Step Solution
- Step 1: Write the proportion equation
441,328,462.88 : 609,033,276.36 = 255,797,095.08 : x - Step 2: Convert to fraction form
441,328,462.88/609,033,276.36 = 255,797,095.08/x - Step 3: Cross multiply
441,328,462.88x = 609,033,276.36 × 255,797,095.08 - Step 4: Simplify right side
441,328,462.88x = 155,788,942,899,942,848 - Step 5: Solve for x
x = 155,788,942,899,942,848/441,328,462.88 - Step 6: Final answer
x = 352,999,989.81
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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.