Finding the Fourth Proportional to 135,578,902.24, 187,100,935.10 and 76,053,393.43
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Solution
The fourth proportional to 135,578,902.24, 187,100,935.10 and 76,053,393.43 is: 104,954,832.90
Step by Step Solution
- Step 1: Write the proportion equation
135,578,902.24 : 187,100,935.10 = 76,053,393.43 : x - Step 2: Convert to fraction form
135,578,902.24/187,100,935.10 = 76,053,393.43/x - Step 3: Cross multiply
135,578,902.24x = 187,100,935.10 × 76,053,393.43 - Step 4: Simplify right side
135,578,902.24x = 14,229,661,029,199,002 - Step 5: Solve for x
x = 14,229,661,029,199,002/135,578,902.24 - Step 6: Final answer
x = 104,954,832.90
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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.