Finding the Fourth Proportional to 351,362,599.98, 484,880,378.31 and 194,753,235.84
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Solution
The fourth proportional to 351,362,599.98, 484,880,378.31 and 194,753,235.84 is: 268,759,460.10
Step by Step Solution
- Step 1: Write the proportion equation
351,362,599.98 : 484,880,378.31 = 194,753,235.84 : x - Step 2: Convert to fraction form
351,362,599.98/484,880,378.31 = 194,753,235.84/x - Step 3: Cross multiply
351,362,599.98x = 484,880,378.31 × 194,753,235.84 - Step 4: Simplify right side
351,362,599.98x = 94,432,022,671,195,856 - Step 5: Solve for x
x = 94,432,022,671,195,856/351,362,599.98 - Step 6: Final answer
x = 268,759,460.10
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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.