Finding the Fourth Proportional to 1,158,193,722.76, 1,737,275,420.94 and 284,802,630.28
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Solution
The fourth proportional to 1,158,193,722.76, 1,737,275,420.94 and 284,802,630.28 is: 427,200,216.75
Step by Step Solution
- Step 1: Write the proportion equation
1,158,193,722.76 : 1,737,275,420.94 = 284,802,630.28 : x - Step 2: Convert to fraction form
1,158,193,722.76/1,737,275,420.94 = 284,802,630.28/x - Step 3: Cross multiply
1,158,193,722.76x = 1,737,275,420.94 × 284,802,630.28 - Step 4: Simplify right side
1,158,193,722.76x = 494,780,609,404,506,176 - Step 5: Solve for x
x = 494,780,609,404,506,176/1,158,193,722.76 - Step 6: Final answer
x = 427,200,216.75
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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.