Finding the Fourth Proportional to 4,964,748,051.90, 7,447,122,077.85 and 2,201,443,808.70
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Solution
The fourth proportional to 4,964,748,051.90, 7,447,122,077.85 and 2,201,443,808.70 is: 3,302,165,713.05
Step by Step Solution
- Step 1: Write the proportion equation
4,964,748,051.90 : 7,447,122,077.85 = 2,201,443,808.70 : x - Step 2: Convert to fraction form
4,964,748,051.90/7,447,122,077.85 = 2,201,443,808.70/x - Step 3: Cross multiply
4,964,748,051.90x = 7,447,122,077.85 × 2,201,443,808.70 - Step 4: Simplify right side
4,964,748,051.90x = 16,394,420,790,915,960,832 - Step 5: Solve for x
x = 16,394,420,790,915,960,832/4,964,748,051.90 - Step 6: Final answer
x = 3,302,165,713.05
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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.