Finding the Fourth Proportional to 74,430,759.44, 102,699,393.36 and 43,484,952.44
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Solution
The fourth proportional to 74,430,759.44, 102,699,393.36 and 43,484,952.44 is: 60,000,438.92
Step by Step Solution
- Step 1: Write the proportion equation
74,430,759.44 : 102,699,393.36 = 43,484,952.44 : x - Step 2: Convert to fraction form
74,430,759.44/102,699,393.36 = 43,484,952.44/x - Step 3: Cross multiply
74,430,759.44x = 102,699,393.36 × 43,484,952.44 - Step 4: Simplify right side
74,430,759.44x = 4,465,878,235,876,451.50 - Step 5: Solve for x
x = 4,465,878,235,876,451.50/74,430,759.44 - Step 6: Final answer
x = 60,000,438.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.