Finding the Fourth Proportional to 94,106,279,680.45, 129,867,105,745.26 and 53,463,421,340.91
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Solution
The fourth proportional to 94,106,279,680.45, 129,867,105,745.26 and 53,463,421,340.91 is: 73,779,771,300.70
Step by Step Solution
- Step 1: Write the proportion equation
94,106,279,680.45 : 129,867,105,745.26 = 53,463,421,340.91 : x - Step 2: Convert to fraction form
94,106,279,680.45/129,867,105,745.26 = 53,463,421,340.91/x - Step 3: Cross multiply
94,106,279,680.45x = 129,867,105,745.26 × 53,463,421,340.91 - Step 4: Simplify right side
94,106,279,680.45x = 6,943,139,792,783,349,383,168 - Step 5: Solve for x
x = 6,943,139,792,783,349,383,168/94,106,279,680.45 - Step 6: Final answer
x = 73,779,771,300.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.