Finding the Fourth Proportional to 233,503,750.40, 350,255,625.60 and 147,507,411.20
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Solution
The fourth proportional to 233,503,750.40, 350,255,625.60 and 147,507,411.20 is: 221,261,116.80
Step by Step Solution
- Step 1: Write the proportion equation
233,503,750.40 : 350,255,625.60 = 147,507,411.20 : x - Step 2: Convert to fraction form
233,503,750.40/350,255,625.60 = 147,507,411.20/x - Step 3: Cross multiply
233,503,750.40x = 350,255,625.60 × 147,507,411.20 - Step 4: Simplify right side
233,503,750.40x = 51,665,300,590,492,448 - Step 5: Solve for x
x = 51,665,300,590,492,448/233,503,750.40 - Step 6: Final answer
x = 221,261,116.80
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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.