Finding the Fourth Proportional to 4,375,173,921.64, 6,037,780,354.50 and 2,591,128,846.60
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Solution
The fourth proportional to 4,375,173,921.64, 6,037,780,354.50 and 2,591,128,846.60 is: 3,575,781,700.61
Step by Step Solution
- Step 1: Write the proportion equation
4,375,173,921.64 : 6,037,780,354.50 = 2,591,128,846.60 : x - Step 2: Convert to fraction form
4,375,173,921.64/6,037,780,354.50 = 2,591,128,846.60/x - Step 3: Cross multiply
4,375,173,921.64x = 6,037,780,354.50 × 2,591,128,846.60 - Step 4: Simplify right side
4,375,173,921.64x = 15,644,666,845,979,723,776 - Step 5: Solve for x
x = 15,644,666,845,979,723,776/4,375,173,921.64 - Step 6: Final answer
x = 3,575,781,700.61
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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.