Finding the Fourth Proportional to 697,635,496.62, 1,046,603,376.81 and 348,069,549.42
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Solution
The fourth proportional to 697,635,496.62, 1,046,603,376.81 and 348,069,549.42 is: 522,179,229.06
Step by Step Solution
- Step 1: Write the proportion equation
697,635,496.62 : 1,046,603,376.81 = 348,069,549.42 : x - Step 2: Convert to fraction form
697,635,496.62/1,046,603,376.81 = 348,069,549.42/x - Step 3: Cross multiply
697,635,496.62x = 1,046,603,376.81 × 348,069,549.42 - Step 4: Simplify right side
697,635,496.62x = 364,290,765,787,707,200 - Step 5: Solve for x
x = 364,290,765,787,707,200/697,635,496.62 - Step 6: Final answer
x = 522,179,229.06
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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.