Home / 217,249,322.40-325,873,983.60-189,189,237.60

Finding the Fourth Proportional to 217,249,322.40, 325,873,983.60 and 189,189,237.60

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Solution

The fourth proportional to 217,249,322.40, 325,873,983.60 and 189,189,237.60 is: 283,783,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,249,322.40 : 325,873,983.60 = 189,189,237.60 : x
  2. Step 2: Convert to fraction form
    217,249,322.40/325,873,983.60 = 189,189,237.60/x
  3. Step 3: Cross multiply
    217,249,322.40x = 325,873,983.60 × 189,189,237.60
  4. Step 4: Simplify right side
    217,249,322.40x = 61,651,850,510,958,904
  5. Step 5: Solve for x
    x = 61,651,850,510,958,904/217,249,322.40
  6. Step 6: Final answer
    x = 283,783,856.40

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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.