Home / 262,441,202.40-393,661,803.60-109,197,237.60

Finding the Fourth Proportional to 262,441,202.40, 393,661,803.60 and 109,197,237.60

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Solution

The fourth proportional to 262,441,202.40, 393,661,803.60 and 109,197,237.60 is: 163,795,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,441,202.40 : 393,661,803.60 = 109,197,237.60 : x
  2. Step 2: Convert to fraction form
    262,441,202.40/393,661,803.60 = 109,197,237.60/x
  3. Step 3: Cross multiply
    262,441,202.40x = 393,661,803.60 × 109,197,237.60
  4. Step 4: Simplify right side
    262,441,202.40x = 42,986,781,501,753,736
  5. Step 5: Solve for x
    x = 42,986,781,501,753,736/262,441,202.40
  6. Step 6: Final answer
    x = 163,795,856.40

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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.