Home / 165,974,109.48-229,039,705.00-91,633,319.12

Finding the Fourth Proportional to 165,974,109.48, 229,039,705.00 and 91,633,319.12

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Solution

The fourth proportional to 165,974,109.48, 229,039,705.00 and 91,633,319.12 is: 126,451,459.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,974,109.48 : 229,039,705.00 = 91,633,319.12 : x
  2. Step 2: Convert to fraction form
    165,974,109.48/229,039,705.00 = 91,633,319.12/x
  3. Step 3: Cross multiply
    165,974,109.48x = 229,039,705.00 × 91,633,319.12
  4. Step 4: Simplify right side
    165,974,109.48x = 20,987,668,379,716,460
  5. Step 5: Solve for x
    x = 20,987,668,379,716,460/165,974,109.48
  6. Step 6: Final answer
    x = 126,451,459.48

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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.