Finding the Fourth Proportional to 467,437,583.80, 644,947,972.14 and 302,226,355
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Solution
The fourth proportional to 467,437,583.80, 644,947,972.14 and 302,226,355 is: 416,997,437.82
Step by Step Solution
- Step 1: Write the proportion equation
467,437,583.80 : 644,947,972.14 = 302,226,355 : x - Step 2: Convert to fraction form
467,437,583.80/644,947,972.14 = 302,226,355/x - Step 3: Cross multiply
467,437,583.80x = 644,947,972.14 × 302,226,355 - Step 4: Simplify right side
467,437,583.80x = 194,920,274,784,513,760 - Step 5: Solve for x
x = 194,920,274,784,513,760/467,437,583.80 - Step 6: Final answer
x = 416,997,437.82
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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.