Finding the Fourth Proportional to 746,385,302.26, 1,030,033,572.56 and 407,315,626.18
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Solution
The fourth proportional to 746,385,302.26, 1,030,033,572.56 and 407,315,626.18 is: 562,107,491.02
Step by Step Solution
- Step 1: Write the proportion equation
746,385,302.26 : 1,030,033,572.56 = 407,315,626.18 : x - Step 2: Convert to fraction form
746,385,302.26/1,030,033,572.56 = 407,315,626.18/x - Step 3: Cross multiply
746,385,302.26x = 1,030,033,572.56 × 407,315,626.18 - Step 4: Simplify right side
746,385,302.26x = 419,548,769,590,635,008 - Step 5: Solve for x
x = 419,548,769,590,635,008/746,385,302.26 - Step 6: Final answer
x = 562,107,491.02
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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.