Home / 106,111,784.82-159,311,209.11-73,240,627.96

Finding the Fourth Proportional to 106,111,784.82, 159,311,209.11 and 73,240,627.96

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Solution

The fourth proportional to 106,111,784.82, 159,311,209.11 and 73,240,627.96 is: 109,960,010.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,111,784.82 : 159,311,209.11 = 73,240,627.96 : x
  2. Step 2: Convert to fraction form
    106,111,784.82/159,311,209.11 = 73,240,627.96/x
  3. Step 3: Cross multiply
    106,111,784.82x = 159,311,209.11 × 73,240,627.96
  4. Step 4: Simplify right side
    106,111,784.82x = 11,668,052,996,554,924
  5. Step 5: Solve for x
    x = 11,668,052,996,554,924/106,111,784.82
  6. Step 6: Final answer
    x = 109,960,010.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.