Finding the Fourth Proportional to 96,753,188.57, 145,076,245.10 and 38,401,754.09
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Solution
The fourth proportional to 96,753,188.57, 145,076,245.10 and 38,401,754.09 is: 57,581,381.77
Step by Step Solution
- Step 1: Write the proportion equation
96,753,188.57 : 145,076,245.10 = 38,401,754.09 : x - Step 2: Convert to fraction form
96,753,188.57/145,076,245.10 = 38,401,754.09/x - Step 3: Cross multiply
96,753,188.57x = 145,076,245.10 × 38,401,754.09 - Step 4: Simplify right side
96,753,188.57x = 5,571,182,288,630,768 - Step 5: Solve for x
x = 5,571,182,288,630,768/96,753,188.57 - Step 6: Final answer
x = 57,581,381.77
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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.