Finding the Fourth Proportional to 86,301,575.08, 129,451,476.56 and 49,886,794.92
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Solution
The fourth proportional to 86,301,575.08, 129,451,476.56 and 49,886,794.92 is: 74,829,680.19
Step by Step Solution
- Step 1: Write the proportion equation
86,301,575.08 : 129,451,476.56 = 49,886,794.92 : x - Step 2: Convert to fraction form
86,301,575.08/129,451,476.56 = 49,886,794.92/x - Step 3: Cross multiply
86,301,575.08x = 129,451,476.56 × 49,886,794.92 - Step 4: Simplify right side
86,301,575.08x = 6,457,919,263,239,907 - Step 5: Solve for x
x = 6,457,919,263,239,907/86,301,575.08 - Step 6: Final answer
x = 74,829,680.19
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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.