Finding the Fourth Proportional to 84,404,899.84, 126,589,634.76 and 23,806,454.08
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Solution
The fourth proportional to 84,404,899.84, 126,589,634.76 and 23,806,454.08 is: 35,704,684.59
Step by Step Solution
- Step 1: Write the proportion equation
84,404,899.84 : 126,589,634.76 = 23,806,454.08 : x - Step 2: Convert to fraction form
84,404,899.84/126,589,634.76 = 23,806,454.08/x - Step 3: Cross multiply
84,404,899.84x = 126,589,634.76 × 23,806,454.08 - Step 4: Simplify right side
84,404,899.84x = 3,013,650,326,917,911.50 - Step 5: Solve for x
x = 3,013,650,326,917,911.50/84,404,899.84 - Step 6: Final answer
x = 35,704,684.59
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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.