Finding the Fourth Proportional to 185,868,651.60, 278,766,235.76 and 176,651,058.96
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Solution
The fourth proportional to 185,868,651.60, 278,766,235.76 and 176,651,058.96 is: 264,941,668.89
Step by Step Solution
- Step 1: Write the proportion equation
185,868,651.60 : 278,766,235.76 = 176,651,058.96 : x - Step 2: Convert to fraction form
185,868,651.60/278,766,235.76 = 176,651,058.96/x - Step 3: Cross multiply
185,868,651.60x = 278,766,235.76 × 176,651,058.96 - Step 4: Simplify right side
185,868,651.60x = 49,244,350,749,297,024 - Step 5: Solve for x
x = 49,244,350,749,297,024/185,868,651.60 - Step 6: Final answer
x = 264,941,668.89
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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.