Finding the Fourth Proportional to 88,355,779.80, 132,533,669.70 and 27,771,505.80
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Solution
The fourth proportional to 88,355,779.80, 132,533,669.70 and 27,771,505.80 is: 41,657,258.70
Step by Step Solution
- Step 1: Write the proportion equation
88,355,779.80 : 132,533,669.70 = 27,771,505.80 : x - Step 2: Convert to fraction form
88,355,779.80/132,533,669.70 = 27,771,505.80/x - Step 3: Cross multiply
88,355,779.80x = 132,533,669.70 × 27,771,505.80 - Step 4: Simplify right side
88,355,779.80x = 3,680,659,576,768,834.50 - Step 5: Solve for x
x = 3,680,659,576,768,834.50/88,355,779.80 - Step 6: Final answer
x = 41,657,258.70
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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.