Finding the Fourth Proportional to 75,608,306.60, 113,337,810.30 and 37,238,412.20
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Solution
The fourth proportional to 75,608,306.60, 113,337,810.30 and 37,238,412.20 is: 55,820,852.07
Step by Step Solution
- Step 1: Write the proportion equation
75,608,306.60 : 113,337,810.30 = 37,238,412.20 : x - Step 2: Convert to fraction form
75,608,306.60/113,337,810.30 = 37,238,412.20/x - Step 3: Cross multiply
75,608,306.60x = 113,337,810.30 × 37,238,412.20 - Step 4: Simplify right side
75,608,306.60x = 4,220,520,097,796,806 - Step 5: Solve for x
x = 4,220,520,097,796,806/75,608,306.60 - Step 6: Final answer
x = 55,820,852.07
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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.