Finding the Fourth Proportional to 467,437,582.80, 644,947,970.76 and 302,226,354
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Solution
The fourth proportional to 467,437,582.80, 644,947,970.76 and 302,226,354 is: 416,997,436.44
Step by Step Solution
- Step 1: Write the proportion equation
467,437,582.80 : 644,947,970.76 = 302,226,354 : x - Step 2: Convert to fraction form
467,437,582.80/644,947,970.76 = 302,226,354/x - Step 3: Cross multiply
467,437,582.80x = 644,947,970.76 × 302,226,354 - Step 4: Simplify right side
467,437,582.80x = 194,920,273,722,493,408 - Step 5: Solve for x
x = 194,920,273,722,493,408/467,437,582.80 - Step 6: Final answer
x = 416,997,436.44
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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.