Finding the Fourth Proportional to 703,274,840, 970,519,287.84 and 394,225,496
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Solution
The fourth proportional to 703,274,840, 970,519,287.84 and 394,225,496 is: 544,031,189.32
Step by Step Solution
- Step 1: Write the proportion equation
703,274,840 : 970,519,287.84 = 394,225,496 : x - Step 2: Convert to fraction form
703,274,840/970,519,287.84 = 394,225,496/x - Step 3: Cross multiply
703,274,840x = 970,519,287.84 × 394,225,496 - Step 4: Simplify right side
703,274,840x = 382,603,447,626,290,752 - Step 5: Solve for x
x = 382,603,447,626,290,752/703,274,840 - Step 6: Final answer
x = 544,031,189.32
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.