Finding the Fourth Proportional to 57,759,968.70, 86,639,953.05 and 46,422,560.70
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Solution
The fourth proportional to 57,759,968.70, 86,639,953.05 and 46,422,560.70 is: 69,633,841.05
Step by Step Solution
- Step 1: Write the proportion equation
57,759,968.70 : 86,639,953.05 = 46,422,560.70 : x - Step 2: Convert to fraction form
57,759,968.70/86,639,953.05 = 46,422,560.70/x - Step 3: Cross multiply
57,759,968.70x = 86,639,953.05 × 46,422,560.70 - Step 4: Simplify right side
57,759,968.70x = 4,022,048,479,508,775.50 - Step 5: Solve for x
x = 4,022,048,479,508,775.50/57,759,968.70 - Step 6: Final answer
x = 69,633,841.05
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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.