Finding the Fourth Proportional to 36,780,966,021.70, 55,171,449,032.55 and 18,184,782,549.70
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Solution
The fourth proportional to 36,780,966,021.70, 55,171,449,032.55 and 18,184,782,549.70 is: 27,277,173,824.55
Step by Step Solution
- Step 1: Write the proportion equation
36,780,966,021.70 : 55,171,449,032.55 = 18,184,782,549.70 : x - Step 2: Convert to fraction form
36,780,966,021.70/55,171,449,032.55 = 18,184,782,549.70/x - Step 3: Cross multiply
36,780,966,021.70x = 55,171,449,032.55 × 18,184,782,549.70 - Step 4: Simplify right side
36,780,966,021.70x = 1,003,280,803,608,778,244,096 - Step 5: Solve for x
x = 1,003,280,803,608,778,244,096/36,780,966,021.70 - Step 6: Final answer
x = 27,277,173,824.55
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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.