Finding the Fourth Proportional to 88,118,817.39, 132,132,609.32 and 39,554,853.08
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Solution
The fourth proportional to 88,118,817.39, 132,132,609.32 and 39,554,853.08 is: 59,311,803.12
Step by Step Solution
- Step 1: Write the proportion equation
88,118,817.39 : 132,132,609.32 = 39,554,853.08 : x - Step 2: Convert to fraction form
88,118,817.39/132,132,609.32 = 39,554,853.08/x - Step 3: Cross multiply
88,118,817.39x = 132,132,609.32 × 39,554,853.08 - Step 4: Simplify right side
88,118,817.39x = 5,226,485,947,871,202 - Step 5: Solve for x
x = 5,226,485,947,871,202/88,118,817.39 - Step 6: Final answer
x = 59,311,803.12
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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.