Finding the Fourth Proportional to 2,299,246,473.63, 3,172,961,523.69 and 1,241,974,912.88
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Solution
The fourth proportional to 2,299,246,473.63, 3,172,961,523.69 and 1,241,974,912.88 is: 1,713,926,130.65
Step by Step Solution
- Step 1: Write the proportion equation
2,299,246,473.63 : 3,172,961,523.69 = 1,241,974,912.88 : x - Step 2: Convert to fraction form
2,299,246,473.63/3,172,961,523.69 = 1,241,974,912.88/x - Step 3: Cross multiply
2,299,246,473.63x = 3,172,961,523.69 × 1,241,974,912.88 - Step 4: Simplify right side
2,299,246,473.63x = 3,940,738,611,964,411,904 - Step 5: Solve for x
x = 3,940,738,611,964,411,904/2,299,246,473.63 - Step 6: Final answer
x = 1,713,926,130.65
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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.