Finding the Fourth Proportional to 3,677,664,023.80, 5,519,183,421.30 and 2,589,272,855.80
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Solution
The fourth proportional to 3,677,664,023.80, 5,519,183,421.30 and 2,589,272,855.80 is: 3,885,801,347.40
Step by Step Solution
- Step 1: Write the proportion equation
3,677,664,023.80 : 5,519,183,421.30 = 2,589,272,855.80 : x - Step 2: Convert to fraction form
3,677,664,023.80/5,519,183,421.30 = 2,589,272,855.80/x - Step 3: Cross multiply
3,677,664,023.80x = 5,519,183,421.30 × 2,589,272,855.80 - Step 4: Simplify right side
3,677,664,023.80x = 14,290,671,818,953,467,904 - Step 5: Solve for x
x = 14,290,671,818,953,467,904/3,677,664,023.80 - Step 6: Final answer
x = 3,885,801,347.40
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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.