Finding the Fourth Proportional to 2,521,637,368.20, 3,782,456,052.30 and 1,605,574,801.80
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Solution
The fourth proportional to 2,521,637,368.20, 3,782,456,052.30 and 1,605,574,801.80 is: 2,408,362,202.70
Step by Step Solution
- Step 1: Write the proportion equation
2,521,637,368.20 : 3,782,456,052.30 = 1,605,574,801.80 : x - Step 2: Convert to fraction form
2,521,637,368.20/3,782,456,052.30 = 1,605,574,801.80/x - Step 3: Cross multiply
2,521,637,368.20x = 3,782,456,052.30 × 1,605,574,801.80 - Step 4: Simplify right side
2,521,637,368.20x = 6,073,016,126,488,782,848 - Step 5: Solve for x
x = 6,073,016,126,488,782,848/2,521,637,368.20 - Step 6: Final answer
x = 2,408,362,202.70
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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.