Finding the Fourth Proportional to 1,474,373,679.36, 2,034,623,583.72 and 805,319,150.64
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Solution
The fourth proportional to 1,474,373,679.36, 2,034,623,583.72 and 805,319,150.64 is: 1,111,333,822.12
Step by Step Solution
- Step 1: Write the proportion equation
1,474,373,679.36 : 2,034,623,583.72 = 805,319,150.64 : x - Step 2: Convert to fraction form
1,474,373,679.36/2,034,623,583.72 = 805,319,150.64/x - Step 3: Cross multiply
1,474,373,679.36x = 2,034,623,583.72 × 805,319,150.64 - Step 4: Simplify right side
1,474,373,679.36x = 1,638,521,336,313,503,232 - Step 5: Solve for x
x = 1,638,521,336,313,503,232/1,474,373,679.36 - Step 6: Final answer
x = 1,111,333,822.12
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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.