Finding the Fourth Proportional to 97,806,843.04, 134,976,480.96 and 53,753,040.96
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Solution
The fourth proportional to 97,806,843.04, 134,976,480.96 and 53,753,040.96 is: 74,180,865.92
Step by Step Solution
- Step 1: Write the proportion equation
97,806,843.04 : 134,976,480.96 = 53,753,040.96 : x - Step 2: Convert to fraction form
97,806,843.04/134,976,480.96 = 53,753,040.96/x - Step 3: Cross multiply
97,806,843.04x = 134,976,480.96 × 53,753,040.96 - Step 4: Simplify right side
97,806,843.04x = 7,255,396,309,679,541 - Step 5: Solve for x
x = 7,255,396,309,679,541/97,806,843.04 - Step 6: Final answer
x = 74,180,865.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.