Finding the Fourth Proportional to 7,558,296,012.70, 11,337,444,019.05 and 4,238,702,950.30
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Solution
The fourth proportional to 7,558,296,012.70, 11,337,444,019.05 and 4,238,702,950.30 is: 6,358,054,425.45
Step by Step Solution
- Step 1: Write the proportion equation
7,558,296,012.70 : 11,337,444,019.05 = 4,238,702,950.30 : x - Step 2: Convert to fraction form
7,558,296,012.70/11,337,444,019.05 = 4,238,702,950.30/x - Step 3: Cross multiply
7,558,296,012.70x = 11,337,444,019.05 × 4,238,702,950.30 - Step 4: Simplify right side
7,558,296,012.70x = 48,056,057,412,408,320,000 - Step 5: Solve for x
x = 48,056,057,412,408,320,000/7,558,296,012.70 - Step 6: Final answer
x = 6,358,054,425.45
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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.