Finding the Fourth Proportional to 1,636,727,482.83, 2,456,643,373.36 and 1,013,056,170.53
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Solution
The fourth proportional to 1,636,727,482.83, 2,456,643,373.36 and 1,013,056,170.53 is: 1,520,544,961.99
Step by Step Solution
- Step 1: Write the proportion equation
1,636,727,482.83 : 2,456,643,373.36 = 1,013,056,170.53 : x - Step 2: Convert to fraction form
1,636,727,482.83/2,456,643,373.36 = 1,013,056,170.53/x - Step 3: Cross multiply
1,636,727,482.83x = 2,456,643,373.36 × 1,013,056,170.53 - Step 4: Simplify right side
1,636,727,482.83x = 2,488,717,728,173,982,720 - Step 5: Solve for x
x = 2,488,717,728,173,982,720/1,636,727,482.83 - Step 6: Final answer
x = 1,520,544,961.99
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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.