Finding the Fourth Proportional to 1,303,561,723.28, 1,798,860,440.08 and 739,084,588.88
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Solution
The fourth proportional to 1,303,561,723.28, 1,798,860,440.08 and 739,084,588.88 is: 1,019,905,697.65
Step by Step Solution
- Step 1: Write the proportion equation
1,303,561,723.28 : 1,798,860,440.08 = 739,084,588.88 : x - Step 2: Convert to fraction form
1,303,561,723.28/1,798,860,440.08 = 739,084,588.88/x - Step 3: Cross multiply
1,303,561,723.28x = 1,798,860,440.08 × 739,084,588.88 - Step 4: Simplify right side
1,303,561,723.28x = 1,329,510,028,809,022,720 - Step 5: Solve for x
x = 1,329,510,028,809,022,720/1,303,561,723.28 - Step 6: Final answer
x = 1,019,905,697.65
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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.