Finding the Fourth Proportional to 167,507,650, 251,261,566.80 and 76,567,466.08
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Solution
The fourth proportional to 167,507,650, 251,261,566.80 and 76,567,466.08 is: 114,851,241.08
Step by Step Solution
- Step 1: Write the proportion equation
167,507,650 : 251,261,566.80 = 76,567,466.08 : x - Step 2: Convert to fraction form
167,507,650/251,261,566.80 = 76,567,466.08/x - Step 3: Cross multiply
167,507,650x = 251,261,566.80 × 76,567,466.08 - Step 4: Simplify right side
167,507,650x = 19,238,461,493,166,656 - Step 5: Solve for x
x = 19,238,461,493,166,656/167,507,650 - Step 6: Final answer
x = 114,851,241.08
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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.