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Finding the Fourth Proportional to 1,704,003,728.40, 2,553,990,053.40 and 885,694,813.20

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Solution

The fourth proportional to 1,704,003,728.40, 2,553,990,053.40 and 885,694,813.20 is: 1,327,494,597.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,003,728.40 : 2,553,990,053.40 = 885,694,813.20 : x
  2. Step 2: Convert to fraction form
    1,704,003,728.40/2,553,990,053.40 = 885,694,813.20/x
  3. Step 3: Cross multiply
    1,704,003,728.40x = 2,553,990,053.40 × 885,694,813.20
  4. Step 4: Simplify right side
    1,704,003,728.40x = 2,262,055,743,260,771,328
  5. Step 5: Solve for x
    x = 2,262,055,743,260,771,328/1,704,003,728.40
  6. Step 6: Final answer
    x = 1,327,494,597.32

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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.