Finding the Fourth Proportional to 57,413,750.04, 79,232,888.16 and 31,309,696.08
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Solution
The fourth proportional to 57,413,750.04, 79,232,888.16 and 31,309,696.08 is: 43,208,423.87
Step by Step Solution
- Step 1: Write the proportion equation
57,413,750.04 : 79,232,888.16 = 31,309,696.08 : x - Step 2: Convert to fraction form
57,413,750.04/79,232,888.16 = 31,309,696.08/x - Step 3: Cross multiply
57,413,750.04x = 79,232,888.16 × 31,309,696.08 - Step 4: Simplify right side
57,413,750.04x = 2,480,757,647,830,230 - Step 5: Solve for x
x = 2,480,757,647,830,230/57,413,750.04 - Step 6: Final answer
x = 43,208,423.87
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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.