Finding the Fourth Proportional to 1,742,537,527.20, 2,613,806,290.80 and 1,347,995,728.80
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Solution
The fourth proportional to 1,742,537,527.20, 2,613,806,290.80 and 1,347,995,728.80 is: 2,021,993,593.20
Step by Step Solution
- Step 1: Write the proportion equation
1,742,537,527.20 : 2,613,806,290.80 = 1,347,995,728.80 : x - Step 2: Convert to fraction form
1,742,537,527.20/2,613,806,290.80 = 1,347,995,728.80/x - Step 3: Cross multiply
1,742,537,527.20x = 2,613,806,290.80 × 1,347,995,728.80 - Step 4: Simplify right side
1,742,537,527.20x = 3,523,399,715,908,971,008 - Step 5: Solve for x
x = 3,523,399,715,908,971,008/1,742,537,527.20 - Step 6: Final answer
x = 2,021,993,593.20
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1.5x scale
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.