Finding the Fourth Proportional to 368,641,464.26, 508,704,803.24 and 201,344,415.80
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Solution
The fourth proportional to 368,641,464.26, 508,704,803.24 and 201,344,415.80 is: 277,844,142.21
Step by Step Solution
- Step 1: Write the proportion equation
368,641,464.26 : 508,704,803.24 = 201,344,415.80 : x - Step 2: Convert to fraction form
368,641,464.26/508,704,803.24 = 201,344,415.80/x - Step 3: Cross multiply
368,641,464.26x = 508,704,803.24 × 201,344,415.80 - Step 4: Simplify right side
368,641,464.26x = 102,424,871,419,461,504 - Step 5: Solve for x
x = 102,424,871,419,461,504/368,641,464.26 - Step 6: Final answer
x = 277,844,142.21
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.