Finding the Fourth Proportional to 150,445,120.74, 207,526,305.60 and 94,602,160.68
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Solution
The fourth proportional to 150,445,120.74, 207,526,305.60 and 94,602,160.68 is: 130,495,670.52
Step by Step Solution
- Step 1: Write the proportion equation
150,445,120.74 : 207,526,305.60 = 94,602,160.68 : x - Step 2: Convert to fraction form
150,445,120.74/207,526,305.60 = 94,602,160.68/x - Step 3: Cross multiply
150,445,120.74x = 207,526,305.60 × 94,602,160.68 - Step 4: Simplify right side
150,445,120.74x = 19,632,436,907,697,984 - Step 5: Solve for x
x = 19,632,436,907,697,984/150,445,120.74 - Step 6: Final answer
x = 130,495,670.52
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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.