Finding the Fourth Proportional to 75,554,809.80, 113,304,221.10 and 24,438,496.20
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Solution
The fourth proportional to 75,554,809.80, 113,304,221.10 and 24,438,496.20 is: 36,648,689.66
Step by Step Solution
- Step 1: Write the proportion equation
75,554,809.80 : 113,304,221.10 = 24,438,496.20 : x - Step 2: Convert to fraction form
75,554,809.80/113,304,221.10 = 24,438,496.20/x - Step 3: Cross multiply
75,554,809.80x = 113,304,221.10 × 24,438,496.20 - Step 4: Simplify right side
75,554,809.80x = 2,768,984,776,796,309.50 - Step 5: Solve for x
x = 2,768,984,776,796,309.50/75,554,809.80 - Step 6: Final answer
x = 36,648,689.66
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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.