Finding the Fourth Proportional to 122,687,429.20, 183,874,846.20 and 65,207,237.20
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Solution
The fourth proportional to 122,687,429.20, 183,874,846.20 and 65,207,237.20 is: 97,727,785.07
Step by Step Solution
- Step 1: Write the proportion equation
122,687,429.20 : 183,874,846.20 = 65,207,237.20 : x - Step 2: Convert to fraction form
122,687,429.20/183,874,846.20 = 65,207,237.20/x - Step 3: Cross multiply
122,687,429.20x = 183,874,846.20 × 65,207,237.20 - Step 4: Simplify right side
122,687,429.20x = 11,989,970,711,276,918 - Step 5: Solve for x
x = 11,989,970,711,276,918/122,687,429.20 - Step 6: Final answer
x = 97,727,785.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.