Finding the Fourth Proportional to 361,523,296.98, 498,956,684.97 and 220,476,346.00
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Solution
The fourth proportional to 361,523,296.98, 498,956,684.97 and 220,476,346.00 is: 304,290,615.94
Step by Step Solution
- Step 1: Write the proportion equation
361,523,296.98 : 498,956,684.97 = 220,476,346.00 : x - Step 2: Convert to fraction form
361,523,296.98/498,956,684.97 = 220,476,346.00/x - Step 3: Cross multiply
361,523,296.98x = 498,956,684.97 × 220,476,346.00 - Step 4: Simplify right side
361,523,296.98x = 110,008,146,714,035,904 - Step 5: Solve for x
x = 110,008,146,714,035,904/361,523,296.98 - Step 6: Final answer
x = 304,290,615.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.