Finding the Fourth Proportional to 1,062,886,799.80, 1,594,330,199.70 and 546,326,147.80
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Solution
The fourth proportional to 1,062,886,799.80, 1,594,330,199.70 and 546,326,147.80 is: 819,489,221.70
Step by Step Solution
- Step 1: Write the proportion equation
1,062,886,799.80 : 1,594,330,199.70 = 546,326,147.80 : x - Step 2: Convert to fraction form
1,062,886,799.80/1,594,330,199.70 = 546,326,147.80/x - Step 3: Cross multiply
1,062,886,799.80x = 1,594,330,199.70 × 546,326,147.80 - Step 4: Simplify right side
1,062,886,799.80x = 871,024,276,323,305,728 - Step 5: Solve for x
x = 871,024,276,323,305,728/1,062,886,799.80 - Step 6: Final answer
x = 819,489,221.70
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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.