Finding the Fourth Proportional to 67,233,029.70, 100,849,544.55 and 57,667,091.70
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Solution
The fourth proportional to 67,233,029.70, 100,849,544.55 and 57,667,091.70 is: 86,500,637.55
Step by Step Solution
- Step 1: Write the proportion equation
67,233,029.70 : 100,849,544.55 = 57,667,091.70 : x - Step 2: Convert to fraction form
67,233,029.70/100,849,544.55 = 57,667,091.70/x - Step 3: Cross multiply
67,233,029.70x = 100,849,544.55 × 57,667,091.70 - Step 4: Simplify right side
67,233,029.70x = 5,815,699,933,468,085 - Step 5: Solve for x
x = 5,815,699,933,468,085/67,233,029.70 - Step 6: Final answer
x = 86,500,637.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.