Finding the Fourth Proportional to 2,508,120,668.39, 3,759,695,950.53 and 1,177,767,244.23
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Solution
The fourth proportional to 2,508,120,668.39, 3,759,695,950.53 and 1,177,767,244.23 is: 1,765,483,931.69
Step by Step Solution
- Step 1: Write the proportion equation
2,508,120,668.39 : 3,759,695,950.53 = 1,177,767,244.23 : x - Step 2: Convert to fraction form
2,508,120,668.39/3,759,695,950.53 = 1,177,767,244.23/x - Step 3: Cross multiply
2,508,120,668.39x = 3,759,695,950.53 × 1,177,767,244.23 - Step 4: Simplify right side
2,508,120,668.39x = 4,428,046,738,798,408,704 - Step 5: Solve for x
x = 4,428,046,738,798,408,704/2,508,120,668.39 - Step 6: Final answer
x = 1,765,483,931.69
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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.