Finding the Fourth Proportional to 46,168,301.60, 69,236,122.80 and 15,869,117.60
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Solution
The fourth proportional to 46,168,301.60, 69,236,122.80 and 15,869,117.60 is: 23,798,063.54
Step by Step Solution
- Step 1: Write the proportion equation
46,168,301.60 : 69,236,122.80 = 15,869,117.60 : x - Step 2: Convert to fraction form
46,168,301.60/69,236,122.80 = 15,869,117.60/x - Step 3: Cross multiply
46,168,301.60x = 69,236,122.80 × 15,869,117.60 - Step 4: Simplify right side
46,168,301.60x = 1,098,716,174,881,241.25 - Step 5: Solve for x
x = 1,098,716,174,881,241.25/46,168,301.60 - Step 6: Final answer
x = 23,798,063.54
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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.