Finding the Fourth Proportional to 126,700,035, 190,121,948.73 and 68,406,936.03
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Solution
The fourth proportional to 126,700,035, 190,121,948.73 and 68,406,936.03 is: 102,649,221.72
Step by Step Solution
- Step 1: Write the proportion equation
126,700,035 : 190,121,948.73 = 68,406,936.03 : x - Step 2: Convert to fraction form
126,700,035/190,121,948.73 = 68,406,936.03/x - Step 3: Cross multiply
126,700,035x = 190,121,948.73 × 68,406,936.03 - Step 4: Simplify right side
126,700,035x = 13,005,659,984,672,050 - Step 5: Solve for x
x = 13,005,659,984,672,050/126,700,035 - Step 6: Final answer
x = 102,649,221.72
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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.