Finding the Fourth Proportional to 17,620,228,408, 26,420,682,066 and 6,985,679,478.88
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Solution
The fourth proportional to 17,620,228,408, 26,420,682,066 and 6,985,679,478.88 is: 10,474,689,218.14
Step by Step Solution
- Step 1: Write the proportion equation
17,620,228,408 : 26,420,682,066 = 6,985,679,478.88 : x - Step 2: Convert to fraction form
17,620,228,408/26,420,682,066 = 6,985,679,478.88/x - Step 3: Cross multiply
17,620,228,408x = 26,420,682,066 × 6,985,679,478.88 - Step 4: Simplify right side
17,620,228,408x = 184,566,416,526,469,038,080 - Step 5: Solve for x
x = 184,566,416,526,469,038,080/17,620,228,408 - Step 6: Final answer
x = 10,474,689,218.14
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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.