Finding the Fourth Proportional to 118,373,564.40, 177,560,346.60 and 97,115,924.40
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Solution
The fourth proportional to 118,373,564.40, 177,560,346.60 and 97,115,924.40 is: 145,673,886.60
Step by Step Solution
- Step 1: Write the proportion equation
118,373,564.40 : 177,560,346.60 = 97,115,924.40 : x - Step 2: Convert to fraction form
118,373,564.40/177,560,346.60 = 97,115,924.40/x - Step 3: Cross multiply
118,373,564.40x = 177,560,346.60 × 97,115,924.40 - Step 4: Simplify right side
118,373,564.40x = 17,243,937,196,843,398 - Step 5: Solve for x
x = 17,243,937,196,843,398/118,373,564.40 - Step 6: Final answer
x = 145,673,886.60
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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.