Finding the Fourth Proportional to 787,525,252.23, 1,181,134,629.56 and 227,247,691.53
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Solution
The fourth proportional to 787,525,252.23, 1,181,134,629.56 and 227,247,691.53 is: 340,827,315.94
Step by Step Solution
- Step 1: Write the proportion equation
787,525,252.23 : 1,181,134,629.56 = 227,247,691.53 : x - Step 2: Convert to fraction form
787,525,252.23/1,181,134,629.56 = 227,247,691.53/x - Step 3: Cross multiply
787,525,252.23x = 1,181,134,629.56 × 227,247,691.53 - Step 4: Simplify right side
787,525,252.23x = 268,410,117,954,045,696 - Step 5: Solve for x
x = 268,410,117,954,045,696/787,525,252.23 - Step 6: Final answer
x = 340,827,315.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.