Finding the Fourth Proportional to 94,850,998.20, 142,276,497.30 and 73,327,637.70
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Solution
The fourth proportional to 94,850,998.20, 142,276,497.30 and 73,327,637.70 is: 109,991,456.55
Step by Step Solution
- Step 1: Write the proportion equation
94,850,998.20 : 142,276,497.30 = 73,327,637.70 : x - Step 2: Convert to fraction form
94,850,998.20/142,276,497.30 = 73,327,637.70/x - Step 3: Cross multiply
94,850,998.20x = 142,276,497.30 × 73,327,637.70 - Step 4: Simplify right side
94,850,998.20x = 10,432,799,447,239,430 - Step 5: Solve for x
x = 10,432,799,447,239,430/94,850,998.20 - Step 6: Final answer
x = 109,991,456.55
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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.