Finding the Fourth Proportional to 1,114,701,572.26, 1,672,704,364.72 and 415,676,631.62
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Solution
The fourth proportional to 1,114,701,572.26, 1,672,704,364.72 and 415,676,631.62 is: 623,758,083.17
Step by Step Solution
- Step 1: Write the proportion equation
1,114,701,572.26 : 1,672,704,364.72 = 415,676,631.62 : x - Step 2: Convert to fraction form
1,114,701,572.26/1,672,704,364.72 = 415,676,631.62/x - Step 3: Cross multiply
1,114,701,572.26x = 1,672,704,364.72 × 415,676,631.62 - Step 4: Simplify right side
1,114,701,572.26x = 695,304,116,017,396,480 - Step 5: Solve for x
x = 695,304,116,017,396,480/1,114,701,572.26 - Step 6: Final answer
x = 623,758,083.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.