Finding the Fourth Proportional to 3,712,365,748.44, 5,122,947,453.66 and 2,041,609,722.84
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Solution
The fourth proportional to 3,712,365,748.44, 5,122,947,453.66 and 2,041,609,722.84 is: 2,817,356,920.01
Step by Step Solution
- Step 1: Write the proportion equation
3,712,365,748.44 : 5,122,947,453.66 = 2,041,609,722.84 : x - Step 2: Convert to fraction form
3,712,365,748.44/5,122,947,453.66 = 2,041,609,722.84/x - Step 3: Cross multiply
3,712,365,748.44x = 5,122,947,453.66 × 2,041,609,722.84 - Step 4: Simplify right side
3,712,365,748.44x = 10,459,059,330,990,675,968 - Step 5: Solve for x
x = 10,459,059,330,990,675,968/3,712,365,748.44 - Step 6: Final answer
x = 2,817,356,920.01
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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.