Finding the Fourth Proportional to 236,784,476,720.67, 355,197,594,971.37 and 66,805,553,207.54
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Solution
The fourth proportional to 236,784,476,720.67, 355,197,594,971.37 and 66,805,553,207.54 is: 100,214,220,791.35
Step by Step Solution
- Step 1: Write the proportion equation
236,784,476,720.67 : 355,197,594,971.37 = 66,805,553,207.54 : x - Step 2: Convert to fraction form
236,784,476,720.67/355,197,594,971.37 = 66,805,553,207.54/x - Step 3: Cross multiply
236,784,476,720.67x = 355,197,594,971.37 × 66,805,553,207.54 - Step 4: Simplify right side
236,784,476,720.67x = 23,729,171,830,050,102,706,176 - Step 5: Solve for x
x = 23,729,171,830,050,102,706,176/236,784,476,720.67 - Step 6: Final answer
x = 100,214,220,791.35
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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.