Finding the Fourth Proportional to 595,125,305.44, 821,216,541.36 and 330,775,908.64
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Solution
The fourth proportional to 595,125,305.44, 821,216,541.36 and 330,775,908.64 is: 456,439,417.34
Step by Step Solution
- Step 1: Write the proportion equation
595,125,305.44 : 821,216,541.36 = 330,775,908.64 : x - Step 2: Convert to fraction form
595,125,305.44/821,216,541.36 = 330,775,908.64/x - Step 3: Cross multiply
595,125,305.44x = 821,216,541.36 × 330,775,908.64 - Step 4: Simplify right side
595,125,305.44x = 271,638,647,658,552,128 - Step 5: Solve for x
x = 271,638,647,658,552,128/595,125,305.44 - Step 6: Final answer
x = 456,439,417.34
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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.