Home / 191,028,072.90-263,619,633.33-108,526,384.74

Finding the Fourth Proportional to 191,028,072.90, 263,619,633.33 and 108,526,384.74

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Solution

The fourth proportional to 191,028,072.90, 263,619,633.33 and 108,526,384.74 is: 149,766,918.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,028,072.90 : 263,619,633.33 = 108,526,384.74 : x
  2. Step 2: Convert to fraction form
    191,028,072.90/263,619,633.33 = 108,526,384.74/x
  3. Step 3: Cross multiply
    191,028,072.90x = 263,619,633.33 × 108,526,384.74
  4. Step 4: Simplify right side
    191,028,072.90x = 28,609,685,750,800,736
  5. Step 5: Solve for x
    x = 28,609,685,750,800,736/191,028,072.90
  6. Step 6: Final answer
    x = 149,766,918.11

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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.