Finding the Fourth Proportional to 185,848,762.48, 256,503,394.14 and 107,575,473.58
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Solution
The fourth proportional to 185,848,762.48, 256,503,394.14 and 107,575,473.58 is: 148,472,735.20
Step by Step Solution
- Step 1: Write the proportion equation
185,848,762.48 : 256,503,394.14 = 107,575,473.58 : x - Step 2: Convert to fraction form
185,848,762.48/256,503,394.14 = 107,575,473.58/x - Step 3: Cross multiply
185,848,762.48x = 256,503,394.14 × 107,575,473.58 - Step 4: Simplify right side
185,848,762.48x = 27,593,474,099,487,896 - Step 5: Solve for x
x = 27,593,474,099,487,896/185,848,762.48 - Step 6: Final answer
x = 148,472,735.20
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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.