Finding the Fourth Proportional to 3,331,274,351.24, 4,597,652,009.98 and 2,109,280,056.09
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Solution
The fourth proportional to 3,331,274,351.24, 4,597,652,009.98 and 2,109,280,056.09 is: 2,911,118,889.34
Step by Step Solution
- Step 1: Write the proportion equation
3,331,274,351.24 : 4,597,652,009.98 = 2,109,280,056.09 : x - Step 2: Convert to fraction form
3,331,274,351.24/4,597,652,009.98 = 2,109,280,056.09/x - Step 3: Cross multiply
3,331,274,351.24x = 4,597,652,009.98 × 2,109,280,056.09 - Step 4: Simplify right side
3,331,274,351.24x = 9,697,735,689,479,708,672 - Step 5: Solve for x
x = 9,697,735,689,479,708,672/3,331,274,351.24 - Step 6: Final answer
x = 2,911,118,889.34
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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.