Finding the Fourth Proportional to 75,107,614.58, 103,699,120 and 46,892,987.49
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Solution
The fourth proportional to 75,107,614.58, 103,699,120 and 46,892,987.49 is: 64,743,921.96
Step by Step Solution
- Step 1: Write the proportion equation
75,107,614.58 : 103,699,120 = 46,892,987.49 : x - Step 2: Convert to fraction form
75,107,614.58/103,699,120 = 46,892,987.49/x - Step 3: Cross multiply
75,107,614.58x = 103,699,120 × 46,892,987.49 - Step 4: Simplify right side
75,107,614.58x = 4,862,761,536,884,009 - Step 5: Solve for x
x = 4,862,761,536,884,009/75,107,614.58 - Step 6: Final answer
x = 64,743,921.96
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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.