Finding the Fourth Proportional to 79,810,243.97, 110,128,777.67 and 45,000,860.09
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Solution
The fourth proportional to 79,810,243.97, 110,128,777.67 and 45,000,860.09 is: 62,095,909.86
Step by Step Solution
- Step 1: Write the proportion equation
79,810,243.97 : 110,128,777.67 = 45,000,860.09 : x - Step 2: Convert to fraction form
79,810,243.97/110,128,777.67 = 45,000,860.09/x - Step 3: Cross multiply
79,810,243.97x = 110,128,777.67 × 45,000,860.09 - Step 4: Simplify right side
79,810,243.97x = 4,955,889,715,372,245 - Step 5: Solve for x
x = 4,955,889,715,372,245/79,810,243.97 - Step 6: Final answer
x = 62,095,909.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.