Finding the Fourth Proportional to 111,929,145.14, 167,766,359.79 and 68,113,266.02
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Solution
The fourth proportional to 111,929,145.14, 167,766,359.79 and 68,113,266.02 is: 102,092,396.75
Step by Step Solution
- Step 1: Write the proportion equation
111,929,145.14 : 167,766,359.79 = 68,113,266.02 : x - Step 2: Convert to fraction form
111,929,145.14/167,766,359.79 = 68,113,266.02/x - Step 3: Cross multiply
111,929,145.14x = 167,766,359.79 × 68,113,266.02 - Step 4: Simplify right side
111,929,145.14x = 11,427,114,693,583,300 - Step 5: Solve for x
x = 11,427,114,693,583,300/111,929,145.14 - Step 6: Final answer
x = 102,092,396.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.