Finding the Fourth Proportional to 165,667,701.36, 228,622,120.74 and 91,326,630.36
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Solution
The fourth proportional to 165,667,701.36, 228,622,120.74 and 91,326,630.36 is: 126,031,131.85
Step by Step Solution
- Step 1: Write the proportion equation
165,667,701.36 : 228,622,120.74 = 91,326,630.36 : x - Step 2: Convert to fraction form
165,667,701.36/228,622,120.74 = 91,326,630.36/x - Step 3: Cross multiply
165,667,701.36x = 228,622,120.74 × 91,326,630.36 - Step 4: Simplify right side
165,667,701.36x = 20,879,287,912,941,272 - Step 5: Solve for x
x = 20,879,287,912,941,272/165,667,701.36 - Step 6: Final answer
x = 126,031,131.85
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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.