Finding the Fourth Proportional to 4,950,657,010.08, 7,426,831,543.92 and 2,041,021,303.20
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Solution
The fourth proportional to 4,950,657,010.08, 7,426,831,543.92 and 2,041,021,303.20 is: 3,061,880,749.48
Step by Step Solution
- Step 1: Write the proportion equation
4,950,657,010.08 : 7,426,831,543.92 = 2,041,021,303.20 : x - Step 2: Convert to fraction form
4,950,657,010.08/7,426,831,543.92 = 2,041,021,303.20/x - Step 3: Cross multiply
4,950,657,010.08x = 7,426,831,543.92 × 2,041,021,303.20 - Step 4: Simplify right side
4,950,657,010.08x = 15,158,321,396,418,467,840 - Step 5: Solve for x
x = 15,158,321,396,418,467,840/4,950,657,010.08 - Step 6: Final answer
x = 3,061,880,749.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.