Finding the Fourth Proportional to 5,480,748,160.74, 7,563,439,932.03 and 2,974,621,908.06
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Solution
The fourth proportional to 5,480,748,160.74, 7,563,439,932.03 and 2,974,621,908.06 is: 4,104,982,287.50
Step by Step Solution
- Step 1: Write the proportion equation
5,480,748,160.74 : 7,563,439,932.03 = 2,974,621,908.06 : x - Step 2: Convert to fraction form
5,480,748,160.74/7,563,439,932.03 = 2,974,621,908.06/x - Step 3: Cross multiply
5,480,748,160.74x = 7,563,439,932.03 × 2,974,621,908.06 - Step 4: Simplify right side
5,480,748,160.74x = 22,498,374,122,112,274,432 - Step 5: Solve for x
x = 22,498,374,122,112,274,432/5,480,748,160.74 - Step 6: Final answer
x = 4,104,982,287.50
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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.