Finding the Fourth Proportional to 75,797,747,019.84, 113,516,130,732.36 and 43,859,110,464.23
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Solution
The fourth proportional to 75,797,747,019.84, 113,516,130,732.36 and 43,859,110,464.23 is: 65,684,228,265.51
Step by Step Solution
- Step 1: Write the proportion equation
75,797,747,019.84 : 113,516,130,732.36 = 43,859,110,464.23 : x - Step 2: Convert to fraction form
75,797,747,019.84/113,516,130,732.36 = 43,859,110,464.23/x - Step 3: Cross multiply
75,797,747,019.84x = 113,516,130,732.36 × 43,859,110,464.23 - Step 4: Simplify right side
75,797,747,019.84x = 4,978,716,517,262,778,433,536 - Step 5: Solve for x
x = 4,978,716,517,262,778,433,536/75,797,747,019.84 - Step 6: Final answer
x = 65,684,228,265.51
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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.