Home / 81,027,156.90-111,817,481.99-44,357,727.90

Finding the Fourth Proportional to 81,027,156.90, 111,817,481.99 and 44,357,727.90

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Solution

The fourth proportional to 81,027,156.90, 111,817,481.99 and 44,357,727.90 is: 61,213,667.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,027,156.90 : 111,817,481.99 = 44,357,727.90 : x
  2. Step 2: Convert to fraction form
    81,027,156.90/111,817,481.99 = 44,357,727.90/x
  3. Step 3: Cross multiply
    81,027,156.90x = 111,817,481.99 × 44,357,727.90
  4. Step 4: Simplify right side
    81,027,156.90x = 4,959,969,440,575,570
  5. Step 5: Solve for x
    x = 4,959,969,440,575,570/81,027,156.90
  6. Step 6: Final answer
    x = 61,213,667.50

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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.