Finding the Fourth Proportional to 737,995,067.12, 1,018,437,798.42 and 403,468,310.36
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Solution
The fourth proportional to 737,995,067.12, 1,018,437,798.42 and 403,468,310.36 is: 556,788,786.32
Step by Step Solution
- Step 1: Write the proportion equation
737,995,067.12 : 1,018,437,798.42 = 403,468,310.36 : x - Step 2: Convert to fraction form
737,995,067.12/1,018,437,798.42 = 403,468,310.36/x - Step 3: Cross multiply
737,995,067.12x = 1,018,437,798.42 × 403,468,310.36 - Step 4: Simplify right side
737,995,067.12x = 410,907,377,735,275,648 - Step 5: Solve for x
x = 410,907,377,735,275,648/737,995,067.12 - Step 6: Final answer
x = 556,788,786.32
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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.