Finding the Fourth Proportional to 162,593,201.80, 243,809,102.40 and 58,958,270.20
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Solution
The fourth proportional to 162,593,201.80, 243,809,102.40 and 58,958,270.20 is: 88,408,142.39
Step by Step Solution
- Step 1: Write the proportion equation
162,593,201.80 : 243,809,102.40 = 58,958,270.20 : x - Step 2: Convert to fraction form
162,593,201.80/243,809,102.40 = 58,958,270.20/x - Step 3: Cross multiply
162,593,201.80x = 243,809,102.40 × 58,958,270.20 - Step 4: Simplify right side
162,593,201.80x = 14,374,562,936,518,670 - Step 5: Solve for x
x = 14,374,562,936,518,670/162,593,201.80 - Step 6: Final answer
x = 88,408,142.39
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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.