Finding the Fourth Proportional to 228,474,863.48, 342,761,460.42 and 70,904,765.96
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Solution
The fourth proportional to 228,474,863.48, 342,761,460.42 and 70,904,765.96 is: 106,372,406.84
Step by Step Solution
- Step 1: Write the proportion equation
228,474,863.48 : 342,761,460.42 = 70,904,765.96 : x - Step 2: Convert to fraction form
228,474,863.48/342,761,460.42 = 70,904,765.96/x - Step 3: Cross multiply
228,474,863.48x = 342,761,460.42 × 70,904,765.96 - Step 4: Simplify right side
228,474,863.48x = 24,303,421,129,663,036 - Step 5: Solve for x
x = 24,303,421,129,663,036/228,474,863.48 - Step 6: Final answer
x = 106,372,406.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.