Finding the Fourth Proportional to 313,961,162.84, 433,266,405.98 and 174,764,807.52
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Solution
The fourth proportional to 313,961,162.84, 433,266,405.98 and 174,764,807.52 is: 241,175,435.07
Step by Step Solution
- Step 1: Write the proportion equation
313,961,162.84 : 433,266,405.98 = 174,764,807.52 : x - Step 2: Convert to fraction form
313,961,162.84/433,266,405.98 = 174,764,807.52/x - Step 3: Cross multiply
313,961,162.84x = 433,266,405.98 × 174,764,807.52 - Step 4: Simplify right side
313,961,162.84x = 75,719,720,043,473,968 - Step 5: Solve for x
x = 75,719,720,043,473,968/313,961,162.84 - Step 6: Final answer
x = 241,175,435.07
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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.