Finding the Fourth Proportional to 75,422,923.68, 113,213,548.20 and 66,841,923
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Solution
The fourth proportional to 75,422,923.68, 113,213,548.20 and 66,841,923 is: 100,333,040.70
Step by Step Solution
- Step 1: Write the proportion equation
75,422,923.68 : 113,213,548.20 = 66,841,923 : x - Step 2: Convert to fraction form
75,422,923.68/113,213,548.20 = 66,841,923/x - Step 3: Cross multiply
75,422,923.68x = 113,213,548.20 × 66,841,923 - Step 4: Simplify right side
75,422,923.68x = 7,567,411,271,341,189 - Step 5: Solve for x
x = 7,567,411,271,341,189/75,422,923.68 - Step 6: Final answer
x = 100,333,040.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.