Finding the Fourth Proportional to 77,420,398, 106,785,754.56 and 50,950,318.24
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Solution
The fourth proportional to 77,420,398, 106,785,754.56 and 50,950,318.24 is: 70,275,642.06
Step by Step Solution
- Step 1: Write the proportion equation
77,420,398 : 106,785,754.56 = 50,950,318.24 : x - Step 2: Convert to fraction form
77,420,398/106,785,754.56 = 50,950,318.24/x - Step 3: Cross multiply
77,420,398x = 106,785,754.56 × 50,950,318.24 - Step 4: Simplify right side
77,420,398x = 5,440,768,178,330,532 - Step 5: Solve for x
x = 5,440,768,178,330,532/77,420,398 - Step 6: Final answer
x = 70,275,642.06
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.