Finding the Fourth Proportional to 91,448,130.63, 126,303,158.34 and 60,225,750.75
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Solution
The fourth proportional to 91,448,130.63, 126,303,158.34 and 60,225,750.75 is: 83,180,514.25
Step by Step Solution
- Step 1: Write the proportion equation
91,448,130.63 : 126,303,158.34 = 60,225,750.75 : x - Step 2: Convert to fraction form
91,448,130.63/126,303,158.34 = 60,225,750.75/x - Step 3: Cross multiply
91,448,130.63x = 126,303,158.34 × 60,225,750.75 - Step 4: Simplify right side
91,448,130.63x = 7,606,702,533,122,624 - Step 5: Solve for x
x = 7,606,702,533,122,624/91,448,130.63 - Step 6: Final answer
x = 83,180,514.25
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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.