Finding the Fourth Proportional to 367,603,097.76, 507,292,277.76 and 202,590,669.12
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Solution
The fourth proportional to 367,603,097.76, 507,292,277.76 and 202,590,669.12 is: 279,575,124.96
Step by Step Solution
- Step 1: Write the proportion equation
367,603,097.76 : 507,292,277.76 = 202,590,669.12 : x - Step 2: Convert to fraction form
367,603,097.76/507,292,277.76 = 202,590,669.12/x - Step 3: Cross multiply
367,603,097.76x = 507,292,277.76 × 202,590,669.12 - Step 4: Simplify right side
367,603,097.76x = 102,772,681,990,807,296 - Step 5: Solve for x
x = 102,772,681,990,807,296/367,603,097.76 - Step 6: Final answer
x = 279,575,124.96
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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.