Finding the Fourth Proportional to 234,915,261.02, 352,370,647.58 and 142,824,424.41
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Solution
The fourth proportional to 234,915,261.02, 352,370,647.58 and 142,824,424.41 is: 214,235,272.33
Step by Step Solution
- Step 1: Write the proportion equation
234,915,261.02 : 352,370,647.58 = 142,824,424.41 : x - Step 2: Convert to fraction form
234,915,261.02/352,370,647.58 = 142,824,424.41/x - Step 3: Cross multiply
234,915,261.02x = 352,370,647.58 × 142,824,424.41 - Step 4: Simplify right side
234,915,261.02x = 50,327,134,919,676,536 - Step 5: Solve for x
x = 50,327,134,919,676,536/234,915,261.02 - Step 6: Final answer
x = 214,235,272.33
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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.