Finding the Fourth Proportional to 2,750,125,714.48, 4,125,325,390.98 and 785,270,326.96
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Solution
The fourth proportional to 2,750,125,714.48, 4,125,325,390.98 and 785,270,326.96 is: 1,177,944,557.78
Step by Step Solution
- Step 1: Write the proportion equation
2,750,125,714.48 : 4,125,325,390.98 = 785,270,326.96 : x - Step 2: Convert to fraction form
2,750,125,714.48/4,125,325,390.98 = 785,270,326.96/x - Step 3: Cross multiply
2,750,125,714.48x = 4,125,325,390.98 × 785,270,326.96 - Step 4: Simplify right side
2,750,125,714.48x = 3,239,495,618,591,254,528 - Step 5: Solve for x
x = 3,239,495,618,591,254,528/2,750,125,714.48 - Step 6: Final answer
x = 1,177,944,557.78
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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.