Finding the Fourth Proportional to 279,283,673.70, 419,114,467.35 and 125,850,752.10
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Solution
The fourth proportional to 279,283,673.70, 419,114,467.35 and 125,850,752.10 is: 188,861,275.82
Step by Step Solution
- Step 1: Write the proportion equation
279,283,673.70 : 419,114,467.35 = 125,850,752.10 : x - Step 2: Convert to fraction form
279,283,673.70/419,114,467.35 = 125,850,752.10/x - Step 3: Cross multiply
279,283,673.70x = 419,114,467.35 × 125,850,752.10 - Step 4: Simplify right side
279,283,673.70x = 52,745,870,931,988,392 - Step 5: Solve for x
x = 52,745,870,931,988,392/279,283,673.70 - Step 6: Final answer
x = 188,861,275.82
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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.