Finding the Fourth Proportional to 2,304,163,249.20, 3,179,403,227.64 and 1,399,448,387.40
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Solution
The fourth proportional to 2,304,163,249.20, 3,179,403,227.64 and 1,399,448,387.40 is: 1,931,031,024.54
Step by Step Solution
- Step 1: Write the proportion equation
2,304,163,249.20 : 3,179,403,227.64 = 1,399,448,387.40 : x - Step 2: Convert to fraction form
2,304,163,249.20/3,179,403,227.64 = 1,399,448,387.40/x - Step 3: Cross multiply
2,304,163,249.20x = 3,179,403,227.64 × 1,399,448,387.40 - Step 4: Simplify right side
2,304,163,249.20x = 4,449,410,719,815,153,152 - Step 5: Solve for x
x = 4,449,410,719,815,153,152/2,304,163,249.20 - Step 6: Final answer
x = 1,931,031,024.54
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1.5x scale
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.