Finding the Fourth Proportional to 4,060,621,963.89, 5,605,494,430.95 and 2,557,457,432.28
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Solution
The fourth proportional to 4,060,621,963.89, 5,605,494,430.95 and 2,557,457,432.28 is: 3,530,447,680.56
Step by Step Solution
- Step 1: Write the proportion equation
4,060,621,963.89 : 5,605,494,430.95 = 2,557,457,432.28 : x - Step 2: Convert to fraction form
4,060,621,963.89/5,605,494,430.95 = 2,557,457,432.28/x - Step 3: Cross multiply
4,060,621,963.89x = 5,605,494,430.95 × 2,557,457,432.28 - Step 4: Simplify right side
4,060,621,963.89x = 14,335,813,394,037,227,520 - Step 5: Solve for x
x = 14,335,813,394,037,227,520/4,060,621,963.89 - Step 6: Final answer
x = 3,530,447,680.56
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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.