Finding the Fourth Proportional to 2,353,432,043.80, 3,247,495,881.78 and 1,449,044,363.80
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Solution
The fourth proportional to 2,353,432,043.80, 3,247,495,881.78 and 1,449,044,363.80 is: 1,999,533,241.83
Step by Step Solution
- Step 1: Write the proportion equation
2,353,432,043.80 : 3,247,495,881.78 = 1,449,044,363.80 : x - Step 2: Convert to fraction form
2,353,432,043.80/3,247,495,881.78 = 1,449,044,363.80/x - Step 3: Cross multiply
2,353,432,043.80x = 3,247,495,881.78 × 1,449,044,363.80 - Step 4: Simplify right side
2,353,432,043.80x = 4,705,765,603,957,020,672 - Step 5: Solve for x
x = 4,705,765,603,957,020,672/2,353,432,043.80 - Step 6: Final answer
x = 1,999,533,241.83
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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.