Finding the Fourth Proportional to 1,337,474,673.62, 1,845,664,484.29 and 742,797,464.88
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Solution
The fourth proportional to 1,337,474,673.62, 1,845,664,484.29 and 742,797,464.88 is: 1,025,032,418.92
Step by Step Solution
- Step 1: Write the proportion equation
1,337,474,673.62 : 1,845,664,484.29 = 742,797,464.88 : x - Step 2: Convert to fraction form
1,337,474,673.62/1,845,664,484.29 = 742,797,464.88/x - Step 3: Cross multiply
1,337,474,673.62x = 1,845,664,484.29 × 742,797,464.88 - Step 4: Simplify right side
1,337,474,673.62x = 1,370,954,899,945,950,720 - Step 5: Solve for x
x = 1,370,954,899,945,950,720/1,337,474,673.62 - Step 6: Final answer
x = 1,025,032,418.92
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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.