Finding the Fourth Proportional to 332,135,691.60, 498,203,537.40 and 127,670,437.20
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Solution
The fourth proportional to 332,135,691.60, 498,203,537.40 and 127,670,437.20 is: 191,505,655.80
Step by Step Solution
- Step 1: Write the proportion equation
332,135,691.60 : 498,203,537.40 = 127,670,437.20 : x - Step 2: Convert to fraction form
332,135,691.60/498,203,537.40 = 127,670,437.20/x - Step 3: Cross multiply
332,135,691.60x = 498,203,537.40 × 127,670,437.20 - Step 4: Simplify right side
332,135,691.60x = 63,605,863,434,444,552 - Step 5: Solve for x
x = 63,605,863,434,444,552/332,135,691.60 - Step 6: Final answer
x = 191,505,655.80
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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.