Finding the Fourth Proportional to 367,415,722.97, 507,033,474.16 and 202,403,292.47
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Solution
The fourth proportional to 367,415,722.97, 507,033,474.16 and 202,403,292.47 is: 279,316,420.46
Step by Step Solution
- Step 1: Write the proportion equation
367,415,722.97 : 507,033,474.16 = 202,403,292.47 : x - Step 2: Convert to fraction form
367,415,722.97/507,033,474.16 = 202,403,292.47/x - Step 3: Cross multiply
367,415,722.97x = 507,033,474.16 × 202,403,292.47 - Step 4: Simplify right side
367,415,722.97x = 102,625,244,559,951,504 - Step 5: Solve for x
x = 102,625,244,559,951,504/367,415,722.97 - Step 6: Final answer
x = 279,316,420.46
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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.