Finding the Fourth Proportional to 5,112,153,666.24, 7,667,444,281.29 and 1,704,923,596.91
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Solution
The fourth proportional to 5,112,153,666.24, 7,667,444,281.29 and 1,704,923,596.91 is: 2,557,123,188.50
Step by Step Solution
- Step 1: Write the proportion equation
5,112,153,666.24 : 7,667,444,281.29 = 1,704,923,596.91 : x - Step 2: Convert to fraction form
5,112,153,666.24/7,667,444,281.29 = 1,704,923,596.91/x - Step 3: Cross multiply
5,112,153,666.24x = 7,667,444,281.29 × 1,704,923,596.91 - Step 4: Simplify right side
5,112,153,666.24x = 13,072,406,683,125,618,688 - Step 5: Solve for x
x = 13,072,406,683,125,618,688/5,112,153,666.24 - Step 6: Final answer
x = 2,557,123,188.50
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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.