Finding the Fourth Proportional to 610,848,440.92, 916,416,128.62 and 201,904,547.72
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Solution
The fourth proportional to 610,848,440.92, 916,416,128.62 and 201,904,547.72 is: 302,904,242.00
Step by Step Solution
- Step 1: Write the proportion equation
610,848,440.92 : 916,416,128.62 = 201,904,547.72 : x - Step 2: Convert to fraction form
610,848,440.92/916,416,128.62 = 201,904,547.72/x - Step 3: Cross multiply
610,848,440.92x = 916,416,128.62 × 201,904,547.72 - Step 4: Simplify right side
610,848,440.92x = 185,028,583,972,334,432 - Step 5: Solve for x
x = 185,028,583,972,334,432/610,848,440.92 - Step 6: Final answer
x = 302,904,242.00
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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.