Finding the Fourth Proportional to 125,305,749.64, 187,967,683.50 and 52,449,256.36
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Solution
The fourth proportional to 125,305,749.64, 187,967,683.50 and 52,449,256.36 is: 78,677,676.38
Step by Step Solution
- Step 1: Write the proportion equation
125,305,749.64 : 187,967,683.50 = 52,449,256.36 : x - Step 2: Convert to fraction form
125,305,749.64/187,967,683.50 = 52,449,256.36/x - Step 3: Cross multiply
125,305,749.64x = 187,967,683.50 × 52,449,256.36 - Step 4: Simplify right side
125,305,749.64x = 9,858,765,219,286,842 - Step 5: Solve for x
x = 9,858,765,219,286,842/125,305,749.64 - Step 6: Final answer
x = 78,677,676.38
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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.