Finding the Fourth Proportional to 3,574,508,738.70, 5,361,763,108.05 and 2,472,512,681.10
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Solution
The fourth proportional to 3,574,508,738.70, 5,361,763,108.05 and 2,472,512,681.10 is: 3,708,769,021.65
Step by Step Solution
- Step 1: Write the proportion equation
3,574,508,738.70 : 5,361,763,108.05 = 2,472,512,681.10 : x - Step 2: Convert to fraction form
3,574,508,738.70/5,361,763,108.05 = 2,472,512,681.10/x - Step 3: Cross multiply
3,574,508,738.70x = 5,361,763,108.05 × 2,472,512,681.10 - Step 4: Simplify right side
3,574,508,738.70x = 13,257,027,277,707,773,952 - Step 5: Solve for x
x = 13,257,027,277,707,773,952/3,574,508,738.70 - Step 6: Final answer
x = 3,708,769,021.65
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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.