Finding the Fourth Proportional to 1,517,086,580.88, 2,275,630,750.48 and 426,569,648.88
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Solution
The fourth proportional to 1,517,086,580.88, 2,275,630,750.48 and 426,569,648.88 is: 639,854,720.52
Step by Step Solution
- Step 1: Write the proportion equation
1,517,086,580.88 : 2,275,630,750.48 = 426,569,648.88 : x - Step 2: Convert to fraction form
1,517,086,580.88/2,275,630,750.48 = 426,569,648.88/x - Step 3: Cross multiply
1,517,086,580.88x = 2,275,630,750.48 × 426,569,648.88 - Step 4: Simplify right side
1,517,086,580.88x = 970,715,010,212,784,512 - Step 5: Solve for x
x = 970,715,010,212,784,512/1,517,086,580.88 - Step 6: Final answer
x = 639,854,720.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.