Finding the Fourth Proportional to 7,558,272,057.70, 11,337,408,086.55 and 7,282,773,043.30
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Solution
The fourth proportional to 7,558,272,057.70, 11,337,408,086.55 and 7,282,773,043.30 is: 10,924,159,564.95
Step by Step Solution
- Step 1: Write the proportion equation
7,558,272,057.70 : 11,337,408,086.55 = 7,282,773,043.30 : x - Step 2: Convert to fraction form
7,558,272,057.70/11,337,408,086.55 = 7,282,773,043.30/x - Step 3: Cross multiply
7,558,272,057.70x = 11,337,408,086.55 × 7,282,773,043.30 - Step 4: Simplify right side
7,558,272,057.70x = 82,567,769,993,617,768,448 - Step 5: Solve for x
x = 82,567,769,993,617,768,448/7,558,272,057.70 - Step 6: Final answer
x = 10,924,159,564.95
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Double scale
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Similar ratio
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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.