Finding the Fourth Proportional to 88,089,130.70, 132,133,696.05 and 65,414,314.70
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Solution
The fourth proportional to 88,089,130.70, 132,133,696.05 and 65,414,314.70 is: 98,121,472.05
Step by Step Solution
- Step 1: Write the proportion equation
88,089,130.70 : 132,133,696.05 = 65,414,314.70 : x - Step 2: Convert to fraction form
88,089,130.70/132,133,696.05 = 65,414,314.70/x - Step 3: Cross multiply
88,089,130.70x = 132,133,696.05 × 65,414,314.70 - Step 4: Simplify right side
88,089,130.70x = 8,643,435,175,888,847 - Step 5: Solve for x
x = 8,643,435,175,888,847/88,089,130.70 - Step 6: Final answer
x = 98,121,472.05
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.