Finding the Fourth Proportional to 1,696,563,206.20, 2,544,844,809.30 and 1,574,119,199.80
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Solution
The fourth proportional to 1,696,563,206.20, 2,544,844,809.30 and 1,574,119,199.80 is: 2,361,178,799.70
Step by Step Solution
- Step 1: Write the proportion equation
1,696,563,206.20 : 2,544,844,809.30 = 1,574,119,199.80 : x - Step 2: Convert to fraction form
1,696,563,206.20/2,544,844,809.30 = 1,574,119,199.80/x - Step 3: Cross multiply
1,696,563,206.20x = 2,544,844,809.30 × 1,574,119,199.80 - Step 4: Simplify right side
1,696,563,206.20x = 4,005,889,074,830,499,840 - Step 5: Solve for x
x = 4,005,889,074,830,499,840/1,696,563,206.20 - Step 6: Final answer
x = 2,361,178,799.70
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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.