Finding the Fourth Proportional to 1,132,907,266.96, 1,699,542,502.08 and 477,954,766.72
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Solution
The fourth proportional to 1,132,907,266.96, 1,699,542,502.08 and 477,954,766.72 is: 717,008,764.80
Step by Step Solution
- Step 1: Write the proportion equation
1,132,907,266.96 : 1,699,542,502.08 = 477,954,766.72 : x - Step 2: Convert to fraction form
1,132,907,266.96/1,699,542,502.08 = 477,954,766.72/x - Step 3: Cross multiply
1,132,907,266.96x = 1,699,542,502.08 × 477,954,766.72 - Step 4: Simplify right side
1,132,907,266.96x = 812,304,440,112,371,584 - Step 5: Solve for x
x = 812,304,440,112,371,584/1,132,907,266.96 - Step 6: Final answer
x = 717,008,764.80
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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.