Finding the Fourth Proportional to 1,675,674,794.08, 2,312,431,188.42 and 971,235,372.70
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Solution
The fourth proportional to 1,675,674,794.08, 2,312,431,188.42 and 971,235,372.70 is: 1,340,304,798.44
Step by Step Solution
- Step 1: Write the proportion equation
1,675,674,794.08 : 2,312,431,188.42 = 971,235,372.70 : x - Step 2: Convert to fraction form
1,675,674,794.08/2,312,431,188.42 = 971,235,372.70/x - Step 3: Cross multiply
1,675,674,794.08x = 2,312,431,188.42 × 971,235,372.70 - Step 4: Simplify right side
1,675,674,794.08x = 2,245,914,967,128,202,752 - Step 5: Solve for x
x = 2,245,914,967,128,202,752/1,675,674,794.08 - Step 6: Final answer
x = 1,340,304,798.44
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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.