Finding the Fourth Proportional to 2,425,943,862.30, 3,638,915,793.45 and 2,330,709,635.10
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Solution
The fourth proportional to 2,425,943,862.30, 3,638,915,793.45 and 2,330,709,635.10 is: 3,496,064,452.65
Step by Step Solution
- Step 1: Write the proportion equation
2,425,943,862.30 : 3,638,915,793.45 = 2,330,709,635.10 : x - Step 2: Convert to fraction form
2,425,943,862.30/3,638,915,793.45 = 2,330,709,635.10/x - Step 3: Cross multiply
2,425,943,862.30x = 3,638,915,793.45 × 2,330,709,635.10 - Step 4: Simplify right side
2,425,943,862.30x = 8,481,256,101,111,475,200 - Step 5: Solve for x
x = 8,481,256,101,111,475,200/2,425,943,862.30 - Step 6: Final answer
x = 3,496,064,452.65
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Double scale
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Similar ratio
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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.