Finding the Fourth Proportional to 72,775,165,810.74, 109,164,972,613.49 and 24,967,504,616.08
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Solution
The fourth proportional to 72,775,165,810.74, 109,164,972,613.49 and 24,967,504,616.08 is: 37,452,019,892.74
Step by Step Solution
- Step 1: Write the proportion equation
72,775,165,810.74 : 109,164,972,613.49 = 24,967,504,616.08 : x - Step 2: Convert to fraction form
72,775,165,810.74/109,164,972,613.49 = 24,967,504,616.08/x - Step 3: Cross multiply
72,775,165,810.74x = 109,164,972,613.49 × 24,967,504,616.08 - Step 4: Simplify right side
72,775,165,810.74x = 2,725,576,957,641,230,909,440 - Step 5: Solve for x
x = 2,725,576,957,641,230,909,440/72,775,165,810.74 - Step 6: Final answer
x = 37,452,019,892.74
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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.