Finding the Fourth Proportional to 442,593,461.58, 610,766,820.27 and 244,351,354.02
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Solution
The fourth proportional to 442,593,461.58, 610,766,820.27 and 244,351,354.02 is: 337,198,156.95
Step by Step Solution
- Step 1: Write the proportion equation
442,593,461.58 : 610,766,820.27 = 244,351,354.02 : x - Step 2: Convert to fraction form
442,593,461.58/610,766,820.27 = 244,351,354.02/x - Step 3: Cross multiply
442,593,461.58x = 610,766,820.27 × 244,351,354.02 - Step 4: Simplify right side
442,593,461.58x = 149,241,699,523,464,480 - Step 5: Solve for x
x = 149,241,699,523,464,480/442,593,461.58 - Step 6: Final answer
x = 337,198,156.95
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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.