Finding the Fourth Proportional to 74,854,840.68, 112,322,458.10 and 31,165,759.52
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Solution
The fourth proportional to 74,854,840.68, 112,322,458.10 and 31,165,759.52 is: 46,765,375.30
Step by Step Solution
- Step 1: Write the proportion equation
74,854,840.68 : 112,322,458.10 = 31,165,759.52 : x - Step 2: Convert to fraction form
74,854,840.68/112,322,458.10 = 31,165,759.52/x - Step 3: Cross multiply
74,854,840.68x = 112,322,458.10 × 31,165,759.52 - Step 4: Simplify right side
74,854,840.68x = 3,500,614,717,122,435 - Step 5: Solve for x
x = 3,500,614,717,122,435/74,854,840.68 - Step 6: Final answer
x = 46,765,375.30
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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.