Finding the Fourth Proportional to 2,247,463,540.75, 3,101,506,321.82 and 1,243,950,807.77
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Solution
The fourth proportional to 2,247,463,540.75, 3,101,506,321.82 and 1,243,950,807.77 is: 1,716,655,787.46
Step by Step Solution
- Step 1: Write the proportion equation
2,247,463,540.75 : 3,101,506,321.82 = 1,243,950,807.77 : x - Step 2: Convert to fraction form
2,247,463,540.75/3,101,506,321.82 = 1,243,950,807.77/x - Step 3: Cross multiply
2,247,463,540.75x = 3,101,506,321.82 × 1,243,950,807.77 - Step 4: Simplify right side
2,247,463,540.75x = 3,858,121,294,331,750,912 - Step 5: Solve for x
x = 3,858,121,294,331,750,912/2,247,463,540.75 - Step 6: Final answer
x = 1,716,655,787.46
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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.