Home / 115,859,289.60-173,812,262.40-33,978,009.60

Finding the Fourth Proportional to 115,859,289.60, 173,812,262.40 and 33,978,009.60

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Solution

The fourth proportional to 115,859,289.60, 173,812,262.40 and 33,978,009.60 is: 50,973,855.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,859,289.60 : 173,812,262.40 = 33,978,009.60 : x
  2. Step 2: Convert to fraction form
    115,859,289.60/173,812,262.40 = 33,978,009.60/x
  3. Step 3: Cross multiply
    115,859,289.60x = 173,812,262.40 × 33,978,009.60
  4. Step 4: Simplify right side
    115,859,289.60x = 5,905,794,720,424,920
  5. Step 5: Solve for x
    x = 5,905,794,720,424,920/115,859,289.60
  6. Step 6: Final answer
    x = 50,973,855.79

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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.