Finding the Fourth Proportional to 114,375,902.60, 157,840,344.07 and 62,164,922.60
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Solution
The fourth proportional to 114,375,902.60, 157,840,344.07 and 62,164,922.60 is: 85,788,461.99
Step by Step Solution
- Step 1: Write the proportion equation
114,375,902.60 : 157,840,344.07 = 62,164,922.60 : x - Step 2: Convert to fraction form
114,375,902.60/157,840,344.07 = 62,164,922.60/x - Step 3: Cross multiply
114,375,902.60x = 157,840,344.07 × 62,164,922.60 - Step 4: Simplify right side
114,375,902.60x = 9,812,132,772,268,918 - Step 5: Solve for x
x = 9,812,132,772,268,918/114,375,902.60 - Step 6: Final answer
x = 85,788,461.99
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1.5x scale
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.