Home / 262,465,331.60-393,697,997.40-109,410,323.60

Finding the Fourth Proportional to 262,465,331.60, 393,697,997.40 and 109,410,323.60

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Solution

The fourth proportional to 262,465,331.60, 393,697,997.40 and 109,410,323.60 is: 164,115,485.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,465,331.60 : 393,697,997.40 = 109,410,323.60 : x
  2. Step 2: Convert to fraction form
    262,465,331.60/393,697,997.40 = 109,410,323.60/x
  3. Step 3: Cross multiply
    262,465,331.60x = 393,697,997.40 × 109,410,323.60
  4. Step 4: Simplify right side
    262,465,331.60x = 43,074,625,296,205,952
  5. Step 5: Solve for x
    x = 43,074,625,296,205,952/262,465,331.60
  6. Step 6: Final answer
    x = 164,115,485.40

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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.