Finding the Fourth Proportional to 136,561,763.12, 188,477,534.40 and 101,512,343.48
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Solution
The fourth proportional to 136,561,763.12, 188,477,534.40 and 101,512,343.48 is: 140,103,611.53
Step by Step Solution
- Step 1: Write the proportion equation
136,561,763.12 : 188,477,534.40 = 101,512,343.48 : x - Step 2: Convert to fraction form
136,561,763.12/188,477,534.40 = 101,512,343.48/x - Step 3: Cross multiply
136,561,763.12x = 188,477,534.40 × 101,512,343.48 - Step 4: Simplify right side
136,561,763.12x = 19,132,796,210,276,316 - Step 5: Solve for x
x = 19,132,796,210,276,316/136,561,763.12 - Step 6: Final answer
x = 140,103,611.53
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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.