Finding the Fourth Proportional to 7,460,096,692.36, 10,299,579,543.78 and 4,748,894,255.80
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Solution
The fourth proportional to 7,460,096,692.36, 10,299,579,543.78 and 4,748,894,255.80 is: 6,556,431,658.95
Step by Step Solution
- Step 1: Write the proportion equation
7,460,096,692.36 : 10,299,579,543.78 = 4,748,894,255.80 : x - Step 2: Convert to fraction form
7,460,096,692.36/10,299,579,543.78 = 4,748,894,255.80/x - Step 3: Cross multiply
7,460,096,692.36x = 10,299,579,543.78 × 4,748,894,255.80 - Step 4: Simplify right side
7,460,096,692.36x = 48,911,614,132,612,030,464 - Step 5: Solve for x
x = 48,911,614,132,612,030,464/7,460,096,692.36 - Step 6: Final answer
x = 6,556,431,658.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.