Finding the Fourth Proportional to 186,771,407.60, 280,199,101.80 and 110,054,946.80
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Solution
The fourth proportional to 186,771,407.60, 280,199,101.80 and 110,054,946.80 is: 165,107,163.02
Step by Step Solution
- Step 1: Write the proportion equation
186,771,407.60 : 280,199,101.80 = 110,054,946.80 : x - Step 2: Convert to fraction form
186,771,407.60/280,199,101.80 = 110,054,946.80/x - Step 3: Cross multiply
186,771,407.60x = 280,199,101.80 × 110,054,946.80 - Step 4: Simplify right side
186,771,407.60x = 30,837,297,242,006,784 - Step 5: Solve for x
x = 30,837,297,242,006,784/186,771,407.60 - Step 6: Final answer
x = 165,107,163.02
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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.