Finding the Fourth Proportional to 9,429,694,907.40, 14,142,129,750.18 and 2,795,772,804.12
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Solution
The fourth proportional to 9,429,694,907.40, 14,142,129,750.18 and 2,795,772,804.12 is: 4,192,943,900.75
Step by Step Solution
- Step 1: Write the proportion equation
9,429,694,907.40 : 14,142,129,750.18 = 2,795,772,804.12 : x - Step 2: Convert to fraction form
9,429,694,907.40/14,142,129,750.18 = 2,795,772,804.12/x - Step 3: Cross multiply
9,429,694,907.40x = 14,142,129,750.18 × 2,795,772,804.12 - Step 4: Simplify right side
9,429,694,907.40x = 39,538,181,747,889,610,752 - Step 5: Solve for x
x = 39,538,181,747,889,610,752/9,429,694,907.40 - Step 6: Final answer
x = 4,192,943,900.75
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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.