Finding the Fourth Proportional to 73,753,661.70, 110,630,492.55 and 35,489,909.70
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Solution
The fourth proportional to 73,753,661.70, 110,630,492.55 and 35,489,909.70 is: 53,234,864.55
Step by Step Solution
- Step 1: Write the proportion equation
73,753,661.70 : 110,630,492.55 = 35,489,909.70 : x - Step 2: Convert to fraction form
73,753,661.70/110,630,492.55 = 35,489,909.70/x - Step 3: Cross multiply
73,753,661.70x = 110,630,492.55 × 35,489,909.70 - Step 4: Simplify right side
73,753,661.70x = 3,926,266,190,666,023 - Step 5: Solve for x
x = 3,926,266,190,666,023/73,753,661.70 - Step 6: Final answer
x = 53,234,864.55
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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.