Finding the Fourth Proportional to 967,713,384.87, 1,451,578,477.94 and 312,664,481.15
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Solution
The fourth proportional to 967,713,384.87, 1,451,578,477.94 and 312,664,481.15 is: 468,999,435.94
Step by Step Solution
- Step 1: Write the proportion equation
967,713,384.87 : 1,451,578,477.94 = 312,664,481.15 : x - Step 2: Convert to fraction form
967,713,384.87/1,451,578,477.94 = 312,664,481.15/x - Step 3: Cross multiply
967,713,384.87x = 1,451,578,477.94 × 312,664,481.15 - Step 4: Simplify right side
967,713,384.87x = 453,857,031,656,464,064 - Step 5: Solve for x
x = 453,857,031,656,464,064/967,713,384.87 - Step 6: Final answer
x = 468,999,435.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.