Home / 262,441,206.40-393,661,809.60-109,197,241.60

Finding the Fourth Proportional to 262,441,206.40, 393,661,809.60 and 109,197,241.60

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Solution

The fourth proportional to 262,441,206.40, 393,661,809.60 and 109,197,241.60 is: 163,795,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,441,206.40 : 393,661,809.60 = 109,197,241.60 : x
  2. Step 2: Convert to fraction form
    262,441,206.40/393,661,809.60 = 109,197,241.60/x
  3. Step 3: Cross multiply
    262,441,206.40x = 393,661,809.60 × 109,197,241.60
  4. Step 4: Simplify right side
    262,441,206.40x = 42,986,783,731,584,400
  5. Step 5: Solve for x
    x = 42,986,783,731,584,400/262,441,206.40
  6. Step 6: Final answer
    x = 163,795,862.40

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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.