Home / 119,812,449.58-165,294,209.59-69,568,086.80

Finding the Fourth Proportional to 119,812,449.58, 165,294,209.59 and 69,568,086.80

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Solution

The fourth proportional to 119,812,449.58, 165,294,209.59 and 69,568,086.80 is: 95,976,686.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,812,449.58 : 165,294,209.59 = 69,568,086.80 : x
  2. Step 2: Convert to fraction form
    119,812,449.58/165,294,209.59 = 69,568,086.80/x
  3. Step 3: Cross multiply
    119,812,449.58x = 165,294,209.59 × 69,568,086.80
  4. Step 4: Simplify right side
    119,812,449.58x = 11,499,201,920,533,828
  5. Step 5: Solve for x
    x = 11,499,201,920,533,828/119,812,449.58
  6. Step 6: Final answer
    x = 95,976,686.57

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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.