Finding the Fourth Proportional to 103,393,904,833.68, 154,772,764,405.56 and 67,461,290,283.84
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Solution
The fourth proportional to 103,393,904,833.68, 154,772,764,405.56 and 67,461,290,283.84 is: 100,984,389,789.63
Step by Step Solution
- Step 1: Write the proportion equation
103,393,904,833.68 : 154,772,764,405.56 = 67,461,290,283.84 : x - Step 2: Convert to fraction form
103,393,904,833.68/154,772,764,405.56 = 67,461,290,283.84/x - Step 3: Cross multiply
103,393,904,833.68x = 154,772,764,405.56 × 67,461,290,283.84 - Step 4: Simplify right side
103,393,904,833.68x = 10,441,170,387,595,861,950,464 - Step 5: Solve for x
x = 10,441,170,387,595,861,950,464/103,393,904,833.68 - Step 6: Final answer
x = 100,984,389,789.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.