Finding the Fourth Proportional to 293,702,623.11, 440,604,125.51 and 121,085,075.07
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Solution
The fourth proportional to 293,702,623.11, 440,604,125.51 and 121,085,075.07 is: 181,648,304.84
Step by Step Solution
- Step 1: Write the proportion equation
293,702,623.11 : 440,604,125.51 = 121,085,075.07 : x - Step 2: Convert to fraction form
293,702,623.11/440,604,125.51 = 121,085,075.07/x - Step 3: Cross multiply
293,702,623.11x = 440,604,125.51 × 121,085,075.07 - Step 4: Simplify right side
293,702,623.11x = 53,350,583,614,370,896 - Step 5: Solve for x
x = 53,350,583,614,370,896/293,702,623.11 - Step 6: Final answer
x = 181,648,304.84
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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.