Finding the Fourth Proportional to 759,485,539.28, 1,138,851,437.88 and 241,848,537.68
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Solution
The fourth proportional to 759,485,539.28, 1,138,851,437.88 and 241,848,537.68 is: 362,652,796.72
Step by Step Solution
- Step 1: Write the proportion equation
759,485,539.28 : 1,138,851,437.88 = 241,848,537.68 : x - Step 2: Convert to fraction form
759,485,539.28/1,138,851,437.88 = 241,848,537.68/x - Step 3: Cross multiply
759,485,539.28x = 1,138,851,437.88 × 241,848,537.68 - Step 4: Simplify right side
759,485,539.28x = 275,429,554,886,043,392 - Step 5: Solve for x
x = 275,429,554,886,043,392/759,485,539.28 - Step 6: Final answer
x = 362,652,796.72
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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.