Finding the Fourth Proportional to 361,523,297.98, 498,956,686.35 and 220,476,347
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Solution
The fourth proportional to 361,523,297.98, 498,956,686.35 and 220,476,347 is: 304,290,617.32
Step by Step Solution
- Step 1: Write the proportion equation
361,523,297.98 : 498,956,686.35 = 220,476,347 : x - Step 2: Convert to fraction form
361,523,297.98/498,956,686.35 = 220,476,347/x - Step 3: Cross multiply
361,523,297.98x = 498,956,686.35 × 220,476,347 - Step 4: Simplify right side
361,523,297.98x = 110,008,147,517,672,768 - Step 5: Solve for x
x = 110,008,147,517,672,768/361,523,297.98 - Step 6: Final answer
x = 304,290,617.32
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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.