Finding the Fourth Proportional to 1,439,594,049.64, 1,986,647,134.84 and 804,525,140.87
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Solution
The fourth proportional to 1,439,594,049.64, 1,986,647,134.84 and 804,525,140.87 is: 1,110,248,799.94
Step by Step Solution
- Step 1: Write the proportion equation
1,439,594,049.64 : 1,986,647,134.84 = 804,525,140.87 : x - Step 2: Convert to fraction form
1,439,594,049.64/1,986,647,134.84 = 804,525,140.87/x - Step 3: Cross multiply
1,439,594,049.64x = 1,986,647,134.84 × 804,525,140.87 - Step 4: Simplify right side
1,439,594,049.64x = 1,598,307,566,010,109,440 - Step 5: Solve for x
x = 1,598,307,566,010,109,440/1,439,594,049.64 - Step 6: Final answer
x = 1,110,248,799.94
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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.