Finding the Fourth Proportional to 195,761,738.12, 270,158,136.64 and 107,662,549.41
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Solution
The fourth proportional to 195,761,738.12, 270,158,136.64 and 107,662,549.41 is: 148,578,133.88
Step by Step Solution
- Step 1: Write the proportion equation
195,761,738.12 : 270,158,136.64 = 107,662,549.41 : x - Step 2: Convert to fraction form
195,761,738.12/270,158,136.64 = 107,662,549.41/x - Step 3: Cross multiply
195,761,738.12x = 270,158,136.64 × 107,662,549.41 - Step 4: Simplify right side
195,761,738.12x = 29,085,913,734,248,372 - Step 5: Solve for x
x = 29,085,913,734,248,372/195,761,738.12 - Step 6: Final answer
x = 148,578,133.88
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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.