Home / 119,982,258.45-165,588,983.24-67,774,657.16

Finding the Fourth Proportional to 119,982,258.45, 165,588,983.24 and 67,774,657.16

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Solution

The fourth proportional to 119,982,258.45, 165,588,983.24 and 67,774,657.16 is: 93,536,633.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,982,258.45 : 165,588,983.24 = 67,774,657.16 : x
  2. Step 2: Convert to fraction form
    119,982,258.45/165,588,983.24 = 67,774,657.16/x
  3. Step 3: Cross multiply
    119,982,258.45x = 165,588,983.24 × 67,774,657.16
  4. Step 4: Simplify right side
    119,982,258.45x = 11,222,736,568,639,086
  5. Step 5: Solve for x
    x = 11,222,736,568,639,086/119,982,258.45
  6. Step 6: Final answer
    x = 93,536,633.78

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Why These Related Problems?

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