Finding the Fourth Proportional to 147,548,910,757.86, 221,336,872,830.12 and 41,430,261,913.21
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Solution
The fourth proportional to 147,548,910,757.86, 221,336,872,830.12 and 41,430,261,913.21 is: 62,149,185,414.54
Step by Step Solution
- Step 1: Write the proportion equation
147,548,910,757.86 : 221,336,872,830.12 = 41,430,261,913.21 : x - Step 2: Convert to fraction form
147,548,910,757.86/221,336,872,830.12 = 41,430,261,913.21/x - Step 3: Cross multiply
147,548,910,757.86x = 221,336,872,830.12 × 41,430,261,913.21 - Step 4: Simplify right side
147,548,910,757.86x = 9,170,044,612,403,168,018,432 - Step 5: Solve for x
x = 9,170,044,612,403,168,018,432/147,548,910,757.86 - Step 6: Final answer
x = 62,149,185,414.54
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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.