Finding the Fourth Proportional to 2,205,023,602.50, 3,042,894,090.51 and 1,201,449,476.75
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Solution
The fourth proportional to 2,205,023,602.50, 3,042,894,090.51 and 1,201,449,476.75 is: 1,657,979,310.83
Step by Step Solution
- Step 1: Write the proportion equation
2,205,023,602.50 : 3,042,894,090.51 = 1,201,449,476.75 : x - Step 2: Convert to fraction form
2,205,023,602.50/3,042,894,090.51 = 1,201,449,476.75/x - Step 3: Cross multiply
2,205,023,602.50x = 3,042,894,090.51 × 1,201,449,476.75 - Step 4: Simplify right side
2,205,023,602.50x = 3,655,883,512,833,692,160 - Step 5: Solve for x
x = 3,655,883,512,833,692,160/2,205,023,602.50 - Step 6: Final answer
x = 1,657,979,310.83
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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.