Finding the Fourth Proportional to 2,709,504,027.60, 4,064,256,041.40 and 985,994,062.80
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Solution
The fourth proportional to 2,709,504,027.60, 4,064,256,041.40 and 985,994,062.80 is: 1,478,991,094.20
Step by Step Solution
- Step 1: Write the proportion equation
2,709,504,027.60 : 4,064,256,041.40 = 985,994,062.80 : x - Step 2: Convert to fraction form
2,709,504,027.60/4,064,256,041.40 = 985,994,062.80/x - Step 3: Cross multiply
2,709,504,027.60x = 4,064,256,041.40 × 985,994,062.80 - Step 4: Simplify right side
2,709,504,027.60x = 4,007,332,326,519,430,656 - Step 5: Solve for x
x = 4,007,332,326,519,430,656/2,709,504,027.60 - Step 6: Final answer
x = 1,478,991,094.20
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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.