Finding the Fourth Proportional to 130,160,992.24, 179,621,676.37 and 71,424,640.09
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Solution
The fourth proportional to 130,160,992.24, 179,621,676.37 and 71,424,640.09 is: 98,565,732.84
Step by Step Solution
- Step 1: Write the proportion equation
130,160,992.24 : 179,621,676.37 = 71,424,640.09 : x - Step 2: Convert to fraction form
130,160,992.24/179,621,676.37 = 71,424,640.09/x - Step 3: Cross multiply
130,160,992.24x = 179,621,676.37 × 71,424,640.09 - Step 4: Simplify right side
130,160,992.24x = 12,829,413,587,089,708 - Step 5: Solve for x
x = 12,829,413,587,089,708/130,160,992.24 - Step 6: Final answer
x = 98,565,732.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.