Finding the Fourth Proportional to 3,073,432,965.94, 4,241,366,733.62 and 1,803,295,559.49
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Solution
The fourth proportional to 3,073,432,965.94, 4,241,366,733.62 and 1,803,295,559.49 is: 2,488,565,028.64
Step by Step Solution
- Step 1: Write the proportion equation
3,073,432,965.94 : 4,241,366,733.62 = 1,803,295,559.49 : x - Step 2: Convert to fraction form
3,073,432,965.94/4,241,366,733.62 = 1,803,295,559.49/x - Step 3: Cross multiply
3,073,432,965.94x = 4,241,366,733.62 × 1,803,295,559.49 - Step 4: Simplify right side
3,073,432,965.94x = 7,648,437,796,907,138,048 - Step 5: Solve for x
x = 7,648,437,796,907,138,048/3,073,432,965.94 - Step 6: Final answer
x = 2,488,565,028.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.