Finding the Fourth Proportional to 395,035,213.96, 592,551,128.58 and 99,933,127.12
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Solution
The fourth proportional to 395,035,213.96, 592,551,128.58 and 99,933,127.12 is: 149,899,262.56
Step by Step Solution
- Step 1: Write the proportion equation
395,035,213.96 : 592,551,128.58 = 99,933,127.12 : x - Step 2: Convert to fraction form
395,035,213.96/592,551,128.58 = 99,933,127.12/x - Step 3: Cross multiply
395,035,213.96x = 592,551,128.58 × 99,933,127.12 - Step 4: Simplify right side
395,035,213.96x = 59,215,487,257,484,616 - Step 5: Solve for x
x = 59,215,487,257,484,616/395,035,213.96 - Step 6: Final answer
x = 149,899,262.56
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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.