Finding the Fourth Proportional to 5,455,676,876.90, 8,183,515,315.35 and 2,356,312,964.90
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Solution
The fourth proportional to 5,455,676,876.90, 8,183,515,315.35 and 2,356,312,964.90 is: 3,534,469,447.35
Step by Step Solution
- Step 1: Write the proportion equation
5,455,676,876.90 : 8,183,515,315.35 = 2,356,312,964.90 : x - Step 2: Convert to fraction form
5,455,676,876.90/8,183,515,315.35 = 2,356,312,964.90/x - Step 3: Cross multiply
5,455,676,876.90x = 8,183,515,315.35 × 2,356,312,964.90 - Step 4: Simplify right side
5,455,676,876.90x = 19,282,923,236,016,918,528 - Step 5: Solve for x
x = 19,282,923,236,016,918,528/5,455,676,876.90 - Step 6: Final answer
x = 3,534,469,447.35
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1.5x scale
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.