Finding the Fourth Proportional to 2,037,261,604.08, 3,055,888,591.68 and 638,352,969.20
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Solution
The fourth proportional to 2,037,261,604.08, 3,055,888,591.68 and 638,352,969.20 is: 957,528,258.59
Step by Step Solution
- Step 1: Write the proportion equation
2,037,261,604.08 : 3,055,888,591.68 = 638,352,969.20 : x - Step 2: Convert to fraction form
2,037,261,604.08/3,055,888,591.68 = 638,352,969.20/x - Step 3: Cross multiply
2,037,261,604.08x = 3,055,888,591.68 × 638,352,969.20 - Step 4: Simplify right side
2,037,261,604.08x = 1,950,735,556,043,334,400 - Step 5: Solve for x
x = 1,950,735,556,043,334,400/2,037,261,604.08 - Step 6: Final answer
x = 957,528,258.59
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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.