Finding the Fourth Proportional to 66,275,598.79, 99,367,180.35 and 29,367,415
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Solution
The fourth proportional to 66,275,598.79, 99,367,180.35 and 29,367,415 is: 44,030,642.89
Step by Step Solution
- Step 1: Write the proportion equation
66,275,598.79 : 99,367,180.35 = 29,367,415 : x - Step 2: Convert to fraction form
66,275,598.79/99,367,180.35 = 29,367,415/x - Step 3: Cross multiply
66,275,598.79x = 99,367,180.35 × 29,367,415 - Step 4: Simplify right side
66,275,598.79x = 2,918,157,222,718,295 - Step 5: Solve for x
x = 2,918,157,222,718,295/66,275,598.79 - Step 6: Final answer
x = 44,030,642.89
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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.