Finding the Fourth Proportional to 11,858,596,594.26, 17,787,268,411.53 and 3,889,715,140.26
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Solution
The fourth proportional to 11,858,596,594.26, 17,787,268,411.53 and 3,889,715,140.26 is: 5,834,367,219.95
Step by Step Solution
- Step 1: Write the proportion equation
11,858,596,594.26 : 17,787,268,411.53 = 3,889,715,140.26 : x - Step 2: Convert to fraction form
11,858,596,594.26/17,787,268,411.53 = 3,889,715,140.26/x - Step 3: Cross multiply
11,858,596,594.26x = 17,787,268,411.53 × 3,889,715,140.26 - Step 4: Simplify right side
11,858,596,594.26x = 69,187,407,244,196,683,776 - Step 5: Solve for x
x = 69,187,407,244,196,683,776/11,858,596,594.26 - Step 6: Final answer
x = 5,834,367,219.95
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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.