Finding the Fourth Proportional to 199,242,452.52, 274,961,397.42 and 115,604,267.94
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Solution
The fourth proportional to 199,242,452.52, 274,961,397.42 and 115,604,267.94 is: 159,537,842.76
Step by Step Solution
- Step 1: Write the proportion equation
199,242,452.52 : 274,961,397.42 = 115,604,267.94 : x - Step 2: Convert to fraction form
199,242,452.52/274,961,397.42 = 115,604,267.94/x - Step 3: Cross multiply
199,242,452.52x = 274,961,397.42 × 115,604,267.94 - Step 4: Simplify right side
199,242,452.52x = 31,786,711,060,498,504 - Step 5: Solve for x
x = 31,786,711,060,498,504/199,242,452.52 - Step 6: Final answer
x = 159,537,842.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.