Finding the Fourth Proportional to 2,774,002,213.28, 4,160,560,386.44 and 808,395,514.94
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Solution
The fourth proportional to 2,774,002,213.28, 4,160,560,386.44 and 808,395,514.94 is: 1,212,464,193.41
Step by Step Solution
- Step 1: Write the proportion equation
2,774,002,213.28 : 4,160,560,386.44 = 808,395,514.94 : x - Step 2: Convert to fraction form
2,774,002,213.28/4,160,560,386.44 = 808,395,514.94/x - Step 3: Cross multiply
2,774,002,213.28x = 4,160,560,386.44 × 808,395,514.94 - Step 4: Simplify right side
2,774,002,213.28x = 3,363,378,356,035,129,344 - Step 5: Solve for x
x = 3,363,378,356,035,129,344/2,774,002,213.28 - Step 6: Final answer
x = 1,212,464,193.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.