Home / 218,246,966.40-301,135,853.64-125,409,538.11

Finding the Fourth Proportional to 218,246,966.40, 301,135,853.64 and 125,409,538.11

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Solution

The fourth proportional to 218,246,966.40, 301,135,853.64 and 125,409,538.11 is: 173,039,327.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,246,966.40 : 301,135,853.64 = 125,409,538.11 : x
  2. Step 2: Convert to fraction form
    218,246,966.40/301,135,853.64 = 125,409,538.11/x
  3. Step 3: Cross multiply
    218,246,966.40x = 301,135,853.64 × 125,409,538.11
  4. Step 4: Simplify right side
    218,246,966.40x = 37,765,308,313,352,960
  5. Step 5: Solve for x
    x = 37,765,308,313,352,960/218,246,966.40
  6. Step 6: Final answer
    x = 173,039,327.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.