Finding the Fourth Proportional to 7,558,293,176.70, 11,337,439,765.05 and 4,238,700,114.30
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Solution
The fourth proportional to 7,558,293,176.70, 11,337,439,765.05 and 4,238,700,114.30 is: 6,358,050,171.45
Step by Step Solution
- Step 1: Write the proportion equation
7,558,293,176.70 : 11,337,439,765.05 = 4,238,700,114.30 : x - Step 2: Convert to fraction form
7,558,293,176.70/11,337,439,765.05 = 4,238,700,114.30/x - Step 3: Cross multiply
7,558,293,176.70x = 11,337,439,765.05 × 4,238,700,114.30 - Step 4: Simplify right side
7,558,293,176.70x = 48,056,007,227,986,796,544 - Step 5: Solve for x
x = 48,056,007,227,986,796,544/7,558,293,176.70 - Step 6: Final answer
x = 6,358,050,171.45
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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.