Finding the Fourth Proportional to 259,858,843.97, 389,837,426.97 and 104,424,751.76
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Solution
The fourth proportional to 259,858,843.97, 389,837,426.97 and 104,424,751.76 is: 156,656,883.08
Step by Step Solution
- Step 1: Write the proportion equation
259,858,843.97 : 389,837,426.97 = 104,424,751.76 : x - Step 2: Convert to fraction form
259,858,843.97/389,837,426.97 = 104,424,751.76/x - Step 3: Cross multiply
259,858,843.97x = 389,837,426.97 × 104,424,751.76 - Step 4: Simplify right side
259,858,843.97x = 40,708,676,536,541,784 - Step 5: Solve for x
x = 40,708,676,536,541,784/259,858,843.97 - Step 6: Final answer
x = 156,656,883.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.