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Finding the Fourth Proportional to 1,704,003,720.40, 2,553,990,041.40 and 885,694,805.20

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Solution

The fourth proportional to 1,704,003,720.40, 2,553,990,041.40 and 885,694,805.20 is: 1,327,494,585.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,003,720.40 : 2,553,990,041.40 = 885,694,805.20 : x
  2. Step 2: Convert to fraction form
    1,704,003,720.40/2,553,990,041.40 = 885,694,805.20/x
  3. Step 3: Cross multiply
    1,704,003,720.40x = 2,553,990,041.40 × 885,694,805.20
  4. Step 4: Simplify right side
    1,704,003,720.40x = 2,262,055,712,200,513,024
  5. Step 5: Solve for x
    x = 2,262,055,712,200,513,024/1,704,003,720.40
  6. Step 6: Final answer
    x = 1,327,494,585.32

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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.