Finding the Fourth Proportional to 97,115,440.40, 145,673,160.60 and 97,115,440.40
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Solution
The fourth proportional to 97,115,440.40, 145,673,160.60 and 97,115,440.40 is: 145,673,160.60
Step by Step Solution
- Step 1: Write the proportion equation
97,115,440.40 : 145,673,160.60 = 97,115,440.40 : x - Step 2: Convert to fraction form
97,115,440.40/145,673,160.60 = 97,115,440.40/x - Step 3: Cross multiply
97,115,440.40x = 145,673,160.60 × 97,115,440.40 - Step 4: Simplify right side
97,115,440.40x = 14,147,113,146,128,928 - Step 5: Solve for x
x = 14,147,113,146,128,928/97,115,440.40 - Step 6: Final answer
x = 145,673,160.60
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1.5x scale
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.